Home / 177,292,975.46-266,043,094.50-128,060,281.22

Finding the Fourth Proportional to 177,292,975.46, 266,043,094.50 and 128,060,281.22

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Solution

The fourth proportional to 177,292,975.46, 266,043,094.50 and 128,060,281.22 is: 192,165,275.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,292,975.46 : 266,043,094.50 = 128,060,281.22 : x
  2. Step 2: Convert to fraction form
    177,292,975.46/266,043,094.50 = 128,060,281.22/x
  3. Step 3: Cross multiply
    177,292,975.46x = 266,043,094.50 × 128,060,281.22
  4. Step 4: Simplify right side
    177,292,975.46x = 34,069,553,497,459,048
  5. Step 5: Solve for x
    x = 34,069,553,497,459,048/177,292,975.46
  6. Step 6: Final answer
    x = 192,165,275.64

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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.