Home / 458,800,643,071.42-688,083,579,319.44-136,027,981,039

Finding the Fourth Proportional to 458,800,643,071.42, 688,083,579,319.44 and 136,027,981,039

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Solution

The fourth proportional to 458,800,643,071.42, 688,083,579,319.44 and 136,027,981,039 is: 204,007,168,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,800,643,071.42 : 688,083,579,319.44 = 136,027,981,039 : x
  2. Step 2: Convert to fraction form
    458,800,643,071.42/688,083,579,319.44 = 136,027,981,039/x
  3. Step 3: Cross multiply
    458,800,643,071.42x = 688,083,579,319.44 × 136,027,981,039
  4. Step 4: Simplify right side
    458,800,643,071.42x = 93,598,620,080,912,025,518,080
  5. Step 5: Solve for x
    x = 93,598,620,080,912,025,518,080/458,800,643,071.42
  6. Step 6: Final answer
    x = 204,007,168,460.62

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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.