Home / 132,475,619.20-198,713,428.80-59,774,490.40

Finding the Fourth Proportional to 132,475,619.20, 198,713,428.80 and 59,774,490.40

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Solution

The fourth proportional to 132,475,619.20, 198,713,428.80 and 59,774,490.40 is: 89,661,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,475,619.20 : 198,713,428.80 = 59,774,490.40 : x
  2. Step 2: Convert to fraction form
    132,475,619.20/198,713,428.80 = 59,774,490.40/x
  3. Step 3: Cross multiply
    132,475,619.20x = 198,713,428.80 × 59,774,490.40
  4. Step 4: Simplify right side
    132,475,619.20x = 11,877,993,942,156,684
  5. Step 5: Solve for x
    x = 11,877,993,942,156,684/132,475,619.20
  6. Step 6: Final answer
    x = 89,661,735.60

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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.