Home / 57,472,213.70-86,208,320.55-51,236,639.30

Finding the Fourth Proportional to 57,472,213.70, 86,208,320.55 and 51,236,639.30

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Solution

The fourth proportional to 57,472,213.70, 86,208,320.55 and 51,236,639.30 is: 76,854,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,472,213.70 : 86,208,320.55 = 51,236,639.30 : x
  2. Step 2: Convert to fraction form
    57,472,213.70/86,208,320.55 = 51,236,639.30/x
  3. Step 3: Cross multiply
    57,472,213.70x = 86,208,320.55 × 51,236,639.30
  4. Step 4: Simplify right side
    57,472,213.70x = 4,417,024,624,679,127
  5. Step 5: Solve for x
    x = 4,417,024,624,679,127/57,472,213.70
  6. Step 6: Final answer
    x = 76,854,958.95

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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.