Home / 177,293,002.60-266,043,134.62-128,060,308.36

Finding the Fourth Proportional to 177,293,002.60, 266,043,134.62 and 128,060,308.36

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Solution

The fourth proportional to 177,293,002.60, 266,043,134.62 and 128,060,308.36 is: 192,165,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,293,002.60 : 266,043,134.62 = 128,060,308.36 : x
  2. Step 2: Convert to fraction form
    177,293,002.60/266,043,134.62 = 128,060,308.36/x
  3. Step 3: Cross multiply
    177,293,002.60x = 266,043,134.62 × 128,060,308.36
  4. Step 4: Simplify right side
    177,293,002.60x = 34,069,565,856,498,192
  5. Step 5: Solve for x
    x = 34,069,565,856,498,192/177,293,002.60
  6. Step 6: Final answer
    x = 192,165,315.93

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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.