Home / 116,545,149.76-160,830,369.84-64,332,834.88

Finding the Fourth Proportional to 116,545,149.76, 160,830,369.84 and 64,332,834.88

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Solution

The fourth proportional to 116,545,149.76, 160,830,369.84 and 64,332,834.88 is: 88,778,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,545,149.76 : 160,830,369.84 = 64,332,834.88 : x
  2. Step 2: Convert to fraction form
    116,545,149.76/160,830,369.84 = 64,332,834.88/x
  3. Step 3: Cross multiply
    116,545,149.76x = 160,830,369.84 × 64,332,834.88
  4. Step 4: Simplify right side
    116,545,149.76x = 10,346,673,626,606,052
  5. Step 5: Solve for x
    x = 10,346,673,626,606,052/116,545,149.76
  6. Step 6: Final answer
    x = 88,778,243.01

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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.