Home / 128,304,082.10-192,456,123.15-32,565,970.10

Finding the Fourth Proportional to 128,304,082.10, 192,456,123.15 and 32,565,970.10

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Solution

The fourth proportional to 128,304,082.10, 192,456,123.15 and 32,565,970.10 is: 48,848,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,304,082.10 : 192,456,123.15 = 32,565,970.10 : x
  2. Step 2: Convert to fraction form
    128,304,082.10/192,456,123.15 = 32,565,970.10/x
  3. Step 3: Cross multiply
    128,304,082.10x = 192,456,123.15 × 32,565,970.10
  4. Step 4: Simplify right side
    128,304,082.10x = 6,267,520,352,064,818
  5. Step 5: Solve for x
    x = 6,267,520,352,064,818/128,304,082.10
  6. Step 6: Final answer
    x = 48,848,955.15

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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.