Home / 124,034,043.64-171,166,980.72-69,042,890.92

Finding the Fourth Proportional to 124,034,043.64, 171,166,980.72 and 69,042,890.92

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Solution

The fourth proportional to 124,034,043.64, 171,166,980.72 and 69,042,890.92 is: 95,279,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,034,043.64 : 171,166,980.72 = 69,042,890.92 : x
  2. Step 2: Convert to fraction form
    124,034,043.64/171,166,980.72 = 69,042,890.92/x
  3. Step 3: Cross multiply
    124,034,043.64x = 171,166,980.72 × 69,042,890.92
  4. Step 4: Simplify right side
    124,034,043.64x = 11,817,863,178,956,704
  5. Step 5: Solve for x
    x = 11,817,863,178,956,704/124,034,043.64
  6. Step 6: Final answer
    x = 95,279,189.75

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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.