Home / 159,811,280.20-239,716,920.30-73,717,838.20

Finding the Fourth Proportional to 159,811,280.20, 239,716,920.30 and 73,717,838.20

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Solution

The fourth proportional to 159,811,280.20, 239,716,920.30 and 73,717,838.20 is: 110,576,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,811,280.20 : 239,716,920.30 = 73,717,838.20 : x
  2. Step 2: Convert to fraction form
    159,811,280.20/239,716,920.30 = 73,717,838.20/x
  3. Step 3: Cross multiply
    159,811,280.20x = 239,716,920.30 × 73,717,838.20
  4. Step 4: Simplify right side
    159,811,280.20x = 17,671,413,144,477,698
  5. Step 5: Solve for x
    x = 17,671,413,144,477,698/159,811,280.20
  6. Step 6: Final answer
    x = 110,576,757.30

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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.