Home / 118,101,887.20-177,152,830.80-101,946,080.80

Finding the Fourth Proportional to 118,101,887.20, 177,152,830.80 and 101,946,080.80

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Solution

The fourth proportional to 118,101,887.20, 177,152,830.80 and 101,946,080.80 is: 152,919,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,101,887.20 : 177,152,830.80 = 101,946,080.80 : x
  2. Step 2: Convert to fraction form
    118,101,887.20/177,152,830.80 = 101,946,080.80/x
  3. Step 3: Cross multiply
    118,101,887.20x = 177,152,830.80 × 101,946,080.80
  4. Step 4: Simplify right side
    118,101,887.20x = 18,060,036,802,685,528
  5. Step 5: Solve for x
    x = 18,060,036,802,685,528/118,101,887.20
  6. Step 6: Final answer
    x = 152,919,121.20

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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.