Home / 98,294,373.87-135,669,450.38-56,502,681.27

Finding the Fourth Proportional to 98,294,373.87, 135,669,450.38 and 56,502,681.27

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Solution

The fourth proportional to 98,294,373.87, 135,669,450.38 and 56,502,681.27 is: 77,987,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,294,373.87 : 135,669,450.38 = 56,502,681.27 : x
  2. Step 2: Convert to fraction form
    98,294,373.87/135,669,450.38 = 56,502,681.27/x
  3. Step 3: Cross multiply
    98,294,373.87x = 135,669,450.38 × 56,502,681.27
  4. Step 4: Simplify right side
    98,294,373.87x = 7,665,687,712,614,707
  5. Step 5: Solve for x
    x = 7,665,687,712,614,707/98,294,373.87
  6. Step 6: Final answer
    x = 77,987,044.54

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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.