Home / 145,317,370.68-217,760,796.90-119,592,360.36

Finding the Fourth Proportional to 145,317,370.68, 217,760,796.90 and 119,592,360.36

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Solution

The fourth proportional to 145,317,370.68, 217,760,796.90 and 119,592,360.36 is: 179,211,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,317,370.68 : 217,760,796.90 = 119,592,360.36 : x
  2. Step 2: Convert to fraction form
    145,317,370.68/217,760,796.90 = 119,592,360.36/x
  3. Step 3: Cross multiply
    145,317,370.68x = 217,760,796.90 × 119,592,360.36
  4. Step 4: Simplify right side
    145,317,370.68x = 26,042,527,695,145,572
  5. Step 5: Solve for x
    x = 26,042,527,695,145,572/145,317,370.68
  6. Step 6: Final answer
    x = 179,211,387.97

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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.