Home / 487,087,779.55-730,631,655.21-224,694,696.85

Finding the Fourth Proportional to 487,087,779.55, 730,631,655.21 and 224,694,696.85

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Solution

The fourth proportional to 487,087,779.55, 730,631,655.21 and 224,694,696.85 is: 337,042,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,087,779.55 : 730,631,655.21 = 224,694,696.85 : x
  2. Step 2: Convert to fraction form
    487,087,779.55/730,631,655.21 = 224,694,696.85/x
  3. Step 3: Cross multiply
    487,087,779.55x = 730,631,655.21 × 224,694,696.85
  4. Step 4: Simplify right side
    487,087,779.55x = 164,169,058,276,424,672
  5. Step 5: Solve for x
    x = 164,169,058,276,424,672/487,087,779.55
  6. Step 6: Final answer
    x = 337,042,038.76

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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.