Home / 105,894,247.20-158,728,359.60-60,357,991.20

Finding the Fourth Proportional to 105,894,247.20, 158,728,359.60 and 60,357,991.20

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Solution

The fourth proportional to 105,894,247.20, 158,728,359.60 and 60,357,991.20 is: 90,472,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,894,247.20 : 158,728,359.60 = 60,357,991.20 : x
  2. Step 2: Convert to fraction form
    105,894,247.20/158,728,359.60 = 60,357,991.20/x
  3. Step 3: Cross multiply
    105,894,247.20x = 158,728,359.60 × 60,357,991.20
  4. Step 4: Simplify right side
    105,894,247.20x = 9,580,524,931,927,236
  5. Step 5: Solve for x
    x = 9,580,524,931,927,236/105,894,247.20
  6. Step 6: Final answer
    x = 90,472,572.26

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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.