Home / 360,490,616.10-540,735,924.15-239,322,068.10

Finding the Fourth Proportional to 360,490,616.10, 540,735,924.15 and 239,322,068.10

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Solution

The fourth proportional to 360,490,616.10, 540,735,924.15 and 239,322,068.10 is: 358,983,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,490,616.10 : 540,735,924.15 = 239,322,068.10 : x
  2. Step 2: Convert to fraction form
    360,490,616.10/540,735,924.15 = 239,322,068.10/x
  3. Step 3: Cross multiply
    360,490,616.10x = 540,735,924.15 × 239,322,068.10
  4. Step 4: Simplify right side
    360,490,616.10x = 129,410,039,663,542,720
  5. Step 5: Solve for x
    x = 129,410,039,663,542,720/360,490,616.10
  6. Step 6: Final answer
    x = 358,983,102.15

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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.