Home / 177,047,557.20-265,571,335.80-100,520,053.20

Finding the Fourth Proportional to 177,047,557.20, 265,571,335.80 and 100,520,053.20

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Solution

The fourth proportional to 177,047,557.20, 265,571,335.80 and 100,520,053.20 is: 150,780,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,047,557.20 : 265,571,335.80 = 100,520,053.20 : x
  2. Step 2: Convert to fraction form
    177,047,557.20/265,571,335.80 = 100,520,053.20/x
  3. Step 3: Cross multiply
    177,047,557.20x = 265,571,335.80 × 100,520,053.20
  4. Step 4: Simplify right side
    177,047,557.20x = 26,695,244,803,011,068
  5. Step 5: Solve for x
    x = 26,695,244,803,011,068/177,047,557.20
  6. Step 6: Final answer
    x = 150,780,079.80

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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.