Home / 124,416,077.10-186,624,115.65-108,490,829.10

Finding the Fourth Proportional to 124,416,077.10, 186,624,115.65 and 108,490,829.10

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Solution

The fourth proportional to 124,416,077.10, 186,624,115.65 and 108,490,829.10 is: 162,736,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,077.10 : 186,624,115.65 = 108,490,829.10 : x
  2. Step 2: Convert to fraction form
    124,416,077.10/186,624,115.65 = 108,490,829.10/x
  3. Step 3: Cross multiply
    124,416,077.10x = 186,624,115.65 × 108,490,829.10
  4. Step 4: Simplify right side
    124,416,077.10x = 20,247,005,036,922,784
  5. Step 5: Solve for x
    x = 20,247,005,036,922,784/124,416,077.10
  6. Step 6: Final answer
    x = 162,736,243.65

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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.