Home / 116,545,147.76-160,830,367.08-64,332,832.88

Finding the Fourth Proportional to 116,545,147.76, 160,830,367.08 and 64,332,832.88

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Solution

The fourth proportional to 116,545,147.76, 160,830,367.08 and 64,332,832.88 is: 88,778,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,545,147.76 : 160,830,367.08 = 64,332,832.88 : x
  2. Step 2: Convert to fraction form
    116,545,147.76/160,830,367.08 = 64,332,832.88/x
  3. Step 3: Cross multiply
    116,545,147.76x = 160,830,367.08 × 64,332,832.88
  4. Step 4: Simplify right side
    116,545,147.76x = 10,346,673,127,386,694
  5. Step 5: Solve for x
    x = 10,346,673,127,386,694/116,545,147.76
  6. Step 6: Final answer
    x = 88,778,240.25

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