Home / 1,214,552,116.80-1,821,828,175.20-602,332,084.80

Finding the Fourth Proportional to 1,214,552,116.80, 1,821,828,175.20 and 602,332,084.80

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Solution

The fourth proportional to 1,214,552,116.80, 1,821,828,175.20 and 602,332,084.80 is: 903,498,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,552,116.80 : 1,821,828,175.20 = 602,332,084.80 : x
  2. Step 2: Convert to fraction form
    1,214,552,116.80/1,821,828,175.20 = 602,332,084.80/x
  3. Step 3: Cross multiply
    1,214,552,116.80x = 1,821,828,175.20 × 602,332,084.80
  4. Step 4: Simplify right side
    1,214,552,116.80x = 1,097,345,562,915,595,648
  5. Step 5: Solve for x
    x = 1,097,345,562,915,595,648/1,214,552,116.80
  6. Step 6: Final answer
    x = 903,498,127.20

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Half scale
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Double scale
Find fourth proportional to 1,214,552,117.80, 1,821,828,176.70 and 602,332,085.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.