Home / 356,250,060.32-533,918,443.12-309,999,734.56

Finding the Fourth Proportional to 356,250,060.32, 533,918,443.12 and 309,999,734.56

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Solution

The fourth proportional to 356,250,060.32, 533,918,443.12 and 309,999,734.56 is: 464,602,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,250,060.32 : 533,918,443.12 = 309,999,734.56 : x
  2. Step 2: Convert to fraction form
    356,250,060.32/533,918,443.12 = 309,999,734.56/x
  3. Step 3: Cross multiply
    356,250,060.32x = 533,918,443.12 × 309,999,734.56
  4. Step 4: Simplify right side
    356,250,060.32x = 165,514,575,643,888,448
  5. Step 5: Solve for x
    x = 165,514,575,643,888,448/356,250,060.32
  6. Step 6: Final answer
    x = 464,602,238.93

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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.