Home / 143,973,000.30-215,959,500.45-92,316,935.10

Finding the Fourth Proportional to 143,973,000.30, 215,959,500.45 and 92,316,935.10

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Solution

The fourth proportional to 143,973,000.30, 215,959,500.45 and 92,316,935.10 is: 138,475,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,973,000.30 : 215,959,500.45 = 92,316,935.10 : x
  2. Step 2: Convert to fraction form
    143,973,000.30/215,959,500.45 = 92,316,935.10/x
  3. Step 3: Cross multiply
    143,973,000.30x = 215,959,500.45 × 92,316,935.10
  4. Step 4: Simplify right side
    143,973,000.30x = 19,936,719,187,271,068
  5. Step 5: Solve for x
    x = 19,936,719,187,271,068/143,973,000.30
  6. Step 6: Final answer
    x = 138,475,402.65

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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.