Home / 156,087,069.15-234,141,376.73-45,423,654.25

Finding the Fourth Proportional to 156,087,069.15, 234,141,376.73 and 45,423,654.25

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Solution

The fourth proportional to 156,087,069.15, 234,141,376.73 and 45,423,654.25 is: 68,138,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,087,069.15 : 234,141,376.73 = 45,423,654.25 : x
  2. Step 2: Convert to fraction form
    156,087,069.15/234,141,376.73 = 45,423,654.25/x
  3. Step 3: Cross multiply
    156,087,069.15x = 234,141,376.73 × 45,423,654.25
  4. Step 4: Simplify right side
    156,087,069.15x = 10,635,556,942,202,516
  5. Step 5: Solve for x
    x = 10,635,556,942,202,516/156,087,069.15
  6. Step 6: Final answer
    x = 68,138,616.48

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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.