Home / 1,251,828,193.80-1,877,742,290.70-734,506,465.80

Finding the Fourth Proportional to 1,251,828,193.80, 1,877,742,290.70 and 734,506,465.80

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Solution

The fourth proportional to 1,251,828,193.80, 1,877,742,290.70 and 734,506,465.80 is: 1,101,759,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,828,193.80 : 1,877,742,290.70 = 734,506,465.80 : x
  2. Step 2: Convert to fraction form
    1,251,828,193.80/1,877,742,290.70 = 734,506,465.80/x
  3. Step 3: Cross multiply
    1,251,828,193.80x = 1,877,742,290.70 × 734,506,465.80
  4. Step 4: Simplify right side
    1,251,828,193.80x = 1,379,213,853,625,253,120
  5. Step 5: Solve for x
    x = 1,379,213,853,625,253,120/1,251,828,193.80
  6. Step 6: Final answer
    x = 1,101,759,698.70

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Double scale
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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.