Home / 99,325,790.18-137,068,502.65-54,670,807.54

Finding the Fourth Proportional to 99,325,790.18, 137,068,502.65 and 54,670,807.54

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Solution

The fourth proportional to 99,325,790.18, 137,068,502.65 and 54,670,807.54 is: 75,445,115.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,325,790.18 : 137,068,502.65 = 54,670,807.54 : x
  2. Step 2: Convert to fraction form
    99,325,790.18/137,068,502.65 = 54,670,807.54/x
  3. Step 3: Cross multiply
    99,325,790.18x = 137,068,502.65 × 54,670,807.54
  4. Step 4: Simplify right side
    99,325,790.18x = 7,493,645,728,174,130
  5. Step 5: Solve for x
    x = 7,493,645,728,174,130/99,325,790.18
  6. Step 6: Final answer
    x = 75,445,115.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.