Home / 77,357,990.52-115,997,053.68-22,763,480.76

Finding the Fourth Proportional to 77,357,990.52, 115,997,053.68 and 22,763,480.76

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Solution

The fourth proportional to 77,357,990.52, 115,997,053.68 and 22,763,480.76 is: 34,133,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,357,990.52 : 115,997,053.68 = 22,763,480.76 : x
  2. Step 2: Convert to fraction form
    77,357,990.52/115,997,053.68 = 22,763,480.76/x
  3. Step 3: Cross multiply
    77,357,990.52x = 115,997,053.68 × 22,763,480.76
  4. Step 4: Simplify right side
    77,357,990.52x = 2,640,496,699,661,367.50
  5. Step 5: Solve for x
    x = 2,640,496,699,661,367.50/77,357,990.52
  6. Step 6: Final answer
    x = 34,133,470.66

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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.