Home / 15,116,752,140.60-22,675,128,210.90-8,902,718,815.80

Finding the Fourth Proportional to 15,116,752,140.60, 22,675,128,210.90 and 8,902,718,815.80

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Solution

The fourth proportional to 15,116,752,140.60, 22,675,128,210.90 and 8,902,718,815.80 is: 13,354,078,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,752,140.60 : 22,675,128,210.90 = 8,902,718,815.80 : x
  2. Step 2: Convert to fraction form
    15,116,752,140.60/22,675,128,210.90 = 8,902,718,815.80/x
  3. Step 3: Cross multiply
    15,116,752,140.60x = 22,675,128,210.90 × 8,902,718,815.80
  4. Step 4: Simplify right side
    15,116,752,140.60x = 201,870,290,573,856,800,768
  5. Step 5: Solve for x
    x = 201,870,290,573,856,800,768/15,116,752,140.60
  6. Step 6: Final answer
    x = 13,354,078,223.70

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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.