Home / 102,745,345.60-154,143,737.60-29,962,134.72

Finding the Fourth Proportional to 102,745,345.60, 154,143,737.60 and 29,962,134.72

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Solution

The fourth proportional to 102,745,345.60, 154,143,737.60 and 29,962,134.72 is: 44,950,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,745,345.60 : 154,143,737.60 = 29,962,134.72 : x
  2. Step 2: Convert to fraction form
    102,745,345.60/154,143,737.60 = 29,962,134.72/x
  3. Step 3: Cross multiply
    102,745,345.60x = 154,143,737.60 × 29,962,134.72
  4. Step 4: Simplify right side
    102,745,345.60x = 4,618,475,432,215,529
  5. Step 5: Solve for x
    x = 4,618,475,432,215,529/102,745,345.60
  6. Step 6: Final answer
    x = 44,950,702.20

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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.