Home / 96,768,168.70-144,984,291.45-90,721,551.10

Finding the Fourth Proportional to 96,768,168.70, 144,984,291.45 and 90,721,551.10

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Solution

The fourth proportional to 96,768,168.70, 144,984,291.45 and 90,721,551.10 is: 135,924,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,168.70 : 144,984,291.45 = 90,721,551.10 : x
  2. Step 2: Convert to fraction form
    96,768,168.70/144,984,291.45 = 90,721,551.10/x
  3. Step 3: Cross multiply
    96,768,168.70x = 144,984,291.45 × 90,721,551.10
  4. Step 4: Simplify right side
    96,768,168.70x = 13,153,199,805,478,466
  5. Step 5: Solve for x
    x = 13,153,199,805,478,466/96,768,168.70
  6. Step 6: Final answer
    x = 135,924,860.23

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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.