Home / 103,761,000.30-155,473,538.85-65,353,781.10

Finding the Fourth Proportional to 103,761,000.30, 155,473,538.85 and 65,353,781.10

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Solution

The fourth proportional to 103,761,000.30, 155,473,538.85 and 65,353,781.10 is: 97,924,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,761,000.30 : 155,473,538.85 = 65,353,781.10 : x
  2. Step 2: Convert to fraction form
    103,761,000.30/155,473,538.85 = 65,353,781.10/x
  3. Step 3: Cross multiply
    103,761,000.30x = 155,473,538.85 × 65,353,781.10
  4. Step 4: Simplify right side
    103,761,000.30x = 10,160,783,624,845,246
  5. Step 5: Solve for x
    x = 10,160,783,624,845,246/103,761,000.30
  6. Step 6: Final answer
    x = 97,924,881.17

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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.