Home / 89,926,197.01-124,105,361.91-71,493,456.57

Finding the Fourth Proportional to 89,926,197.01, 124,105,361.91 and 71,493,456.57

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Solution

The fourth proportional to 89,926,197.01, 124,105,361.91 and 71,493,456.57 is: 98,666,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926,197.01 : 124,105,361.91 = 71,493,456.57 : x
  2. Step 2: Convert to fraction form
    89,926,197.01/124,105,361.91 = 71,493,456.57/x
  3. Step 3: Cross multiply
    89,926,197.01x = 124,105,361.91 × 71,493,456.57
  4. Step 4: Simplify right side
    89,926,197.01x = 8,872,721,301,485,015
  5. Step 5: Solve for x
    x = 8,872,721,301,485,015/89,926,197.01
  6. Step 6: Final answer
    x = 98,666,702.21

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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.