Home / 124,416,006.10-186,624,009.15-109,803,346.90

Finding the Fourth Proportional to 124,416,006.10, 186,624,009.15 and 109,803,346.90

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Solution

The fourth proportional to 124,416,006.10, 186,624,009.15 and 109,803,346.90 is: 164,705,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,006.10 : 186,624,009.15 = 109,803,346.90 : x
  2. Step 2: Convert to fraction form
    124,416,006.10/186,624,009.15 = 109,803,346.90/x
  3. Step 3: Cross multiply
    124,416,006.10x = 186,624,009.15 × 109,803,346.90
  4. Step 4: Simplify right side
    124,416,006.10x = 20,491,940,816,566,224
  5. Step 5: Solve for x
    x = 20,491,940,816,566,224/124,416,006.10
  6. Step 6: Final answer
    x = 164,705,020.35

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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.