Home / 92,700,101.60-139,049,461.20-28,003,781.60

Finding the Fourth Proportional to 92,700,101.60, 139,049,461.20 and 28,003,781.60

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Solution

The fourth proportional to 92,700,101.60, 139,049,461.20 and 28,003,781.60 is: 42,005,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,700,101.60 : 139,049,461.20 = 28,003,781.60 : x
  2. Step 2: Convert to fraction form
    92,700,101.60/139,049,461.20 = 28,003,781.60/x
  3. Step 3: Cross multiply
    92,700,101.60x = 139,049,461.20 × 28,003,781.60
  4. Step 4: Simplify right side
    92,700,101.60x = 3,893,910,743,042,474
  5. Step 5: Solve for x
    x = 3,893,910,743,042,474/92,700,101.60
  6. Step 6: Final answer
    x = 42,005,463.60

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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.