Home / 127,824,327.40-191,736,491.10-106,566,687.40

Finding the Fourth Proportional to 127,824,327.40, 191,736,491.10 and 106,566,687.40

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Solution

The fourth proportional to 127,824,327.40, 191,736,491.10 and 106,566,687.40 is: 159,850,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824,327.40 : 191,736,491.10 = 106,566,687.40 : x
  2. Step 2: Convert to fraction form
    127,824,327.40/191,736,491.10 = 106,566,687.40/x
  3. Step 3: Cross multiply
    127,824,327.40x = 191,736,491.10 × 106,566,687.40
  4. Step 4: Simplify right side
    127,824,327.40x = 20,432,722,710,226,584
  5. Step 5: Solve for x
    x = 20,432,722,710,226,584/127,824,327.40
  6. Step 6: Final answer
    x = 159,850,031.10

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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.