Home / 118,091,169.28-177,116,565.06-31,809,397.96

Finding the Fourth Proportional to 118,091,169.28, 177,116,565.06 and 31,809,397.96

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Solution

The fourth proportional to 118,091,169.28, 177,116,565.06 and 31,809,397.96 is: 47,708,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,091,169.28 : 177,116,565.06 = 31,809,397.96 : x
  2. Step 2: Convert to fraction form
    118,091,169.28/177,116,565.06 = 31,809,397.96/x
  3. Step 3: Cross multiply
    118,091,169.28x = 177,116,565.06 × 31,809,397.96
  4. Step 4: Simplify right side
    118,091,169.28x = 5,633,971,303,301,772
  5. Step 5: Solve for x
    x = 5,633,971,303,301,772/118,091,169.28
  6. Step 6: Final answer
    x = 47,708,658.81

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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.