Home / 91,834,149.30-126,726,341.85-57,026,093.01

Finding the Fourth Proportional to 91,834,149.30, 126,726,341.85 and 57,026,093.01

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Solution

The fourth proportional to 91,834,149.30, 126,726,341.85 and 57,026,093.01 is: 78,693,037.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,834,149.30 : 126,726,341.85 = 57,026,093.01 : x
  2. Step 2: Convert to fraction form
    91,834,149.30/126,726,341.85 = 57,026,093.01/x
  3. Step 3: Cross multiply
    91,834,149.30x = 126,726,341.85 × 57,026,093.01
  4. Step 4: Simplify right side
    91,834,149.30x = 7,226,708,157,155,155
  5. Step 5: Solve for x
    x = 7,226,708,157,155,155/91,834,149.30
  6. Step 6: Final answer
    x = 78,693,037.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.