Home / 93,385,548.72-140,290,899.92-67,557,516.08

Finding the Fourth Proportional to 93,385,548.72, 140,290,899.92 and 67,557,516.08

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Solution

The fourth proportional to 93,385,548.72, 140,290,899.92 and 67,557,516.08 is: 101,490,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,385,548.72 : 140,290,899.92 = 67,557,516.08 : x
  2. Step 2: Convert to fraction form
    93,385,548.72/140,290,899.92 = 67,557,516.08/x
  3. Step 3: Cross multiply
    93,385,548.72x = 140,290,899.92 × 67,557,516.08
  4. Step 4: Simplify right side
    93,385,548.72x = 9,477,704,727,223,070
  5. Step 5: Solve for x
    x = 9,477,704,727,223,070/93,385,548.72
  6. Step 6: Final answer
    x = 101,490,057.69

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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.