Home / 118,335,710.40-177,382,843.20-80,001,099.60

Finding the Fourth Proportional to 118,335,710.40, 177,382,843.20 and 80,001,099.60

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Solution

The fourth proportional to 118,335,710.40, 177,382,843.20 and 80,001,099.60 is: 119,920,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,335,710.40 : 177,382,843.20 = 80,001,099.60 : x
  2. Step 2: Convert to fraction form
    118,335,710.40/177,382,843.20 = 80,001,099.60/x
  3. Step 3: Cross multiply
    118,335,710.40x = 177,382,843.20 × 80,001,099.60
  4. Step 4: Simplify right side
    118,335,710.40x = 14,190,822,506,174,380
  5. Step 5: Solve for x
    x = 14,190,822,506,174,380/118,335,710.40
  6. Step 6: Final answer
    x = 119,920,034.77

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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.