Home / 124,501,863.60-186,752,795.40-38,240,131.95

Finding the Fourth Proportional to 124,501,863.60, 186,752,795.40 and 38,240,131.95

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Solution

The fourth proportional to 124,501,863.60, 186,752,795.40 and 38,240,131.95 is: 57,360,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,501,863.60 : 186,752,795.40 = 38,240,131.95 : x
  2. Step 2: Convert to fraction form
    124,501,863.60/186,752,795.40 = 38,240,131.95/x
  3. Step 3: Cross multiply
    124,501,863.60x = 186,752,795.40 × 38,240,131.95
  4. Step 4: Simplify right side
    124,501,863.60x = 7,141,451,538,127,354
  5. Step 5: Solve for x
    x = 7,141,451,538,127,354/124,501,863.60
  6. Step 6: Final answer
    x = 57,360,197.93

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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.