Home / 749,129,387.98-1,033,790,941.10-414,602,561.02

Finding the Fourth Proportional to 749,129,387.98, 1,033,790,941.10 and 414,602,561.02

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Solution

The fourth proportional to 749,129,387.98, 1,033,790,941.10 and 414,602,561.02 is: 572,147,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,129,387.98 : 1,033,790,941.10 = 414,602,561.02 : x
  2. Step 2: Convert to fraction form
    749,129,387.98/1,033,790,941.10 = 414,602,561.02/x
  3. Step 3: Cross multiply
    749,129,387.98x = 1,033,790,941.10 × 414,602,561.02
  4. Step 4: Simplify right side
    749,129,387.98x = 428,612,371,739,335,936
  5. Step 5: Solve for x
    x = 428,612,371,739,335,936/749,129,387.98
  6. Step 6: Final answer
    x = 572,147,320.10

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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.