Home / 127,529,521.20-191,294,281.80-62,959,439.70

Finding the Fourth Proportional to 127,529,521.20, 191,294,281.80 and 62,959,439.70

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Solution

The fourth proportional to 127,529,521.20, 191,294,281.80 and 62,959,439.70 is: 94,439,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,529,521.20 : 191,294,281.80 = 62,959,439.70 : x
  2. Step 2: Convert to fraction form
    127,529,521.20/191,294,281.80 = 62,959,439.70/x
  3. Step 3: Cross multiply
    127,529,521.20x = 191,294,281.80 × 62,959,439.70
  4. Step 4: Simplify right side
    127,529,521.20x = 12,043,780,799,941,908
  5. Step 5: Solve for x
    x = 12,043,780,799,941,908/127,529,521.20
  6. Step 6: Final answer
    x = 94,439,159.55

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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.