Home / 119,664,008.40-179,637,730.20-67,889,845.20

Finding the Fourth Proportional to 119,664,008.40, 179,637,730.20 and 67,889,845.20

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Solution

The fourth proportional to 119,664,008.40, 179,637,730.20 and 67,889,845.20 is: 101,915,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,664,008.40 : 179,637,730.20 = 67,889,845.20 : x
  2. Step 2: Convert to fraction form
    119,664,008.40/179,637,730.20 = 67,889,845.20/x
  3. Step 3: Cross multiply
    119,664,008.40x = 179,637,730.20 × 67,889,845.20
  4. Step 4: Simplify right side
    119,664,008.40x = 12,195,577,695,357,364
  5. Step 5: Solve for x
    x = 12,195,577,695,357,364/119,664,008.40
  6. Step 6: Final answer
    x = 101,915,169.47

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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.