Home / 657,273,422.12-985,051,689.78-501,255,962.78

Finding the Fourth Proportional to 657,273,422.12, 985,051,689.78 and 501,255,962.78

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Solution

The fourth proportional to 657,273,422.12, 985,051,689.78 and 501,255,962.78 is: 751,229,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,273,422.12 : 985,051,689.78 = 501,255,962.78 : x
  2. Step 2: Convert to fraction form
    657,273,422.12/985,051,689.78 = 501,255,962.78/x
  3. Step 3: Cross multiply
    657,273,422.12x = 985,051,689.78 × 501,255,962.78
  4. Step 4: Simplify right side
    657,273,422.12x = 493,763,033,148,739,712
  5. Step 5: Solve for x
    x = 493,763,033,148,739,712/657,273,422.12
  6. Step 6: Final answer
    x = 751,229,270.09

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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.