Home / 177,150,011.20-265,725,016.80-99,347,048.80

Finding the Fourth Proportional to 177,150,011.20, 265,725,016.80 and 99,347,048.80

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Solution

The fourth proportional to 177,150,011.20, 265,725,016.80 and 99,347,048.80 is: 149,020,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,150,011.20 : 265,725,016.80 = 99,347,048.80 : x
  2. Step 2: Convert to fraction form
    177,150,011.20/265,725,016.80 = 99,347,048.80/x
  3. Step 3: Cross multiply
    177,150,011.20x = 265,725,016.80 × 99,347,048.80
  4. Step 4: Simplify right side
    177,150,011.20x = 26,398,996,211,410,420
  5. Step 5: Solve for x
    x = 26,398,996,211,410,420/177,150,011.20
  6. Step 6: Final answer
    x = 149,020,573.20

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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.