Home / 626,187,442.92-938,464,073.86-349,827,494.10

Finding the Fourth Proportional to 626,187,442.92, 938,464,073.86 and 349,827,494.10

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Solution

The fourth proportional to 626,187,442.92, 938,464,073.86 and 349,827,494.10 is: 524,284,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,187,442.92 : 938,464,073.86 = 349,827,494.10 : x
  2. Step 2: Convert to fraction form
    626,187,442.92/938,464,073.86 = 349,827,494.10/x
  3. Step 3: Cross multiply
    626,187,442.92x = 938,464,073.86 × 349,827,494.10
  4. Step 4: Simplify right side
    626,187,442.92x = 328,300,535,261,321,152
  5. Step 5: Solve for x
    x = 328,300,535,261,321,152/626,187,442.92
  6. Step 6: Final answer
    x = 524,284,763.25

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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.