Home / 159,367,068.30-239,050,602.45-145,762,178.70

Finding the Fourth Proportional to 159,367,068.30, 239,050,602.45 and 145,762,178.70

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Solution

The fourth proportional to 159,367,068.30, 239,050,602.45 and 145,762,178.70 is: 218,643,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,367,068.30 : 239,050,602.45 = 145,762,178.70 : x
  2. Step 2: Convert to fraction form
    159,367,068.30/239,050,602.45 = 145,762,178.70/x
  3. Step 3: Cross multiply
    159,367,068.30x = 239,050,602.45 × 145,762,178.70
  4. Step 4: Simplify right side
    159,367,068.30x = 34,844,536,632,659,552
  5. Step 5: Solve for x
    x = 34,844,536,632,659,552/159,367,068.30
  6. Step 6: Final answer
    x = 218,643,268.05

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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.