Home / 626,187,436.93-938,464,064.85-349,827,488.11

Finding the Fourth Proportional to 626,187,436.93, 938,464,064.85 and 349,827,488.11

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Solution

The fourth proportional to 626,187,436.93, 938,464,064.85 and 349,827,488.11 is: 524,284,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,187,436.93 : 938,464,064.85 = 349,827,488.11 : x
  2. Step 2: Convert to fraction form
    626,187,436.93/938,464,064.85 = 349,827,488.11/x
  3. Step 3: Cross multiply
    626,187,436.93x = 938,464,064.85 × 349,827,488.11
  4. Step 4: Simplify right side
    626,187,436.93x = 328,300,526,486,941,376
  5. Step 5: Solve for x
    x = 328,300,526,486,941,376/626,187,436.93
  6. Step 6: Final answer
    x = 524,284,754.25

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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.