Home / 749,129,394-1,033,790,949.36-414,602,567.04

Finding the Fourth Proportional to 749,129,394, 1,033,790,949.36 and 414,602,567.04

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Solution

The fourth proportional to 749,129,394, 1,033,790,949.36 and 414,602,567.04 is: 572,147,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,129,394 : 1,033,790,949.36 = 414,602,567.04 : x
  2. Step 2: Convert to fraction form
    749,129,394/1,033,790,949.36 = 414,602,567.04/x
  3. Step 3: Cross multiply
    749,129,394x = 1,033,790,949.36 × 414,602,567.04
  4. Step 4: Simplify right side
    749,129,394x = 428,612,381,387,374,656
  5. Step 5: Solve for x
    x = 428,612,381,387,374,656/749,129,394
  6. Step 6: Final answer
    x = 572,147,328.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.