Home / 113,298,083.28-169,302,149.44-85,070,526.24

Finding the Fourth Proportional to 113,298,083.28, 169,302,149.44 and 85,070,526.24

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Solution

The fourth proportional to 113,298,083.28, 169,302,149.44 and 85,070,526.24 is: 127,121,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,298,083.28 : 169,302,149.44 = 85,070,526.24 : x
  2. Step 2: Convert to fraction form
    113,298,083.28/169,302,149.44 = 85,070,526.24/x
  3. Step 3: Cross multiply
    113,298,083.28x = 169,302,149.44 × 85,070,526.24
  4. Step 4: Simplify right side
    113,298,083.28x = 14,402,622,946,423,920
  5. Step 5: Solve for x
    x = 14,402,622,946,423,920/113,298,083.28
  6. Step 6: Final answer
    x = 127,121,505.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.