Home / 159,437,136.30-239,155,704.45-120,889,949.10

Finding the Fourth Proportional to 159,437,136.30, 239,155,704.45 and 120,889,949.10

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Solution

The fourth proportional to 159,437,136.30, 239,155,704.45 and 120,889,949.10 is: 181,334,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,437,136.30 : 239,155,704.45 = 120,889,949.10 : x
  2. Step 2: Convert to fraction form
    159,437,136.30/239,155,704.45 = 120,889,949.10/x
  3. Step 3: Cross multiply
    159,437,136.30x = 239,155,704.45 × 120,889,949.10
  4. Step 4: Simplify right side
    159,437,136.30x = 28,911,520,937,935,140
  5. Step 5: Solve for x
    x = 28,911,520,937,935,140/159,437,136.30
  6. Step 6: Final answer
    x = 181,334,923.65

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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.