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Finding the Fourth Proportional to 550,967,149.06, 760,388,371.42 and 411,495,773.02

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Solution

The fourth proportional to 550,967,149.06, 760,388,371.42 and 411,495,773.02 is: 567,904,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,967,149.06 : 760,388,371.42 = 411,495,773.02 : x
  2. Step 2: Convert to fraction form
    550,967,149.06/760,388,371.42 = 411,495,773.02/x
  3. Step 3: Cross multiply
    550,967,149.06x = 760,388,371.42 × 411,495,773.02
  4. Step 4: Simplify right side
    550,967,149.06x = 312,896,600,692,891,712
  5. Step 5: Solve for x
    x = 312,896,600,692,891,712/550,967,149.06
  6. Step 6: Final answer
    x = 567,904,277.46

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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.