Home / 45,465,256.92-68,241,000.96-28,141,053.66

Finding the Fourth Proportional to 45,465,256.92, 68,241,000.96 and 28,141,053.66

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Solution

The fourth proportional to 45,465,256.92, 68,241,000.96 and 28,141,053.66 is: 42,238,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,256.92 : 68,241,000.96 = 28,141,053.66 : x
  2. Step 2: Convert to fraction form
    45,465,256.92/68,241,000.96 = 28,141,053.66/x
  3. Step 3: Cross multiply
    45,465,256.92x = 68,241,000.96 × 28,141,053.66
  4. Step 4: Simplify right side
    45,465,256.92x = 1,920,373,669,827,471.25
  5. Step 5: Solve for x
    x = 1,920,373,669,827,471.25/45,465,256.92
  6. Step 6: Final answer
    x = 42,238,267.19

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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.