Home / 137,659,746.10-206,488,700.60-55,777,416.34

Finding the Fourth Proportional to 137,659,746.10, 206,488,700.60 and 55,777,416.34

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Solution

The fourth proportional to 137,659,746.10, 206,488,700.60 and 55,777,416.34 is: 83,665,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,659,746.10 : 206,488,700.60 = 55,777,416.34 : x
  2. Step 2: Convert to fraction form
    137,659,746.10/206,488,700.60 = 55,777,416.34/x
  3. Step 3: Cross multiply
    137,659,746.10x = 206,488,700.60 × 55,777,416.34
  4. Step 4: Simplify right side
    137,659,746.10x = 11,517,406,222,871,808
  5. Step 5: Solve for x
    x = 11,517,406,222,871,808/137,659,746.10
  6. Step 6: Final answer
    x = 83,665,752.33

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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.