Home / 118,095,934.20-177,143,901.30-109,026,007.80

Finding the Fourth Proportional to 118,095,934.20, 177,143,901.30 and 109,026,007.80

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Solution

The fourth proportional to 118,095,934.20, 177,143,901.30 and 109,026,007.80 is: 163,539,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,095,934.20 : 177,143,901.30 = 109,026,007.80 : x
  2. Step 2: Convert to fraction form
    118,095,934.20/177,143,901.30 = 109,026,007.80/x
  3. Step 3: Cross multiply
    118,095,934.20x = 177,143,901.30 × 109,026,007.80
  4. Step 4: Simplify right side
    118,095,934.20x = 19,313,292,364,856,232
  5. Step 5: Solve for x
    x = 19,313,292,364,856,232/118,095,934.20
  6. Step 6: Final answer
    x = 163,539,011.70

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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.