Home / 132,426,085.19-198,510,253.31-63,321,040.49

Finding the Fourth Proportional to 132,426,085.19, 198,510,253.31 and 63,321,040.49

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Solution

The fourth proportional to 132,426,085.19, 198,510,253.31 and 63,321,040.49 is: 94,919,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,426,085.19 : 198,510,253.31 = 63,321,040.49 : x
  2. Step 2: Convert to fraction form
    132,426,085.19/198,510,253.31 = 63,321,040.49/x
  3. Step 3: Cross multiply
    132,426,085.19x = 198,510,253.31 × 63,321,040.49
  4. Step 4: Simplify right side
    132,426,085.19x = 12,569,875,786,688,418
  5. Step 5: Solve for x
    x = 12,569,875,786,688,418/132,426,085.19
  6. Step 6: Final answer
    x = 94,919,937.93

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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.