Home / 376,498,235.70-564,779,885.18-103,869,002.70

Finding the Fourth Proportional to 376,498,235.70, 564,779,885.18 and 103,869,002.70

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Solution

The fourth proportional to 376,498,235.70, 564,779,885.18 and 103,869,002.70 is: 155,812,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,498,235.70 : 564,779,885.18 = 103,869,002.70 : x
  2. Step 2: Convert to fraction form
    376,498,235.70/564,779,885.18 = 103,869,002.70/x
  3. Step 3: Cross multiply
    376,498,235.70x = 564,779,885.18 × 103,869,002.70
  4. Step 4: Simplify right side
    376,498,235.70x = 58,663,123,418,147,760
  5. Step 5: Solve for x
    x = 58,663,123,418,147,760/376,498,235.70
  6. Step 6: Final answer
    x = 155,812,478.93

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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.