Home / 287,265,139.10-430,958,233.87-93,161,419.13

Finding the Fourth Proportional to 287,265,139.10, 430,958,233.87 and 93,161,419.13

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Solution

The fourth proportional to 287,265,139.10, 430,958,233.87 and 93,161,419.13 is: 139,761,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,265,139.10 : 430,958,233.87 = 93,161,419.13 : x
  2. Step 2: Convert to fraction form
    287,265,139.10/430,958,233.87 = 93,161,419.13/x
  3. Step 3: Cross multiply
    287,265,139.10x = 430,958,233.87 × 93,161,419.13
  4. Step 4: Simplify right side
    287,265,139.10x = 40,148,680,652,032,488
  5. Step 5: Solve for x
    x = 40,148,680,652,032,488/287,265,139.10
  6. Step 6: Final answer
    x = 139,761,757.30

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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.