Home / 559,212,507.52-838,818,035.52-150,268,667.20

Finding the Fourth Proportional to 559,212,507.52, 838,818,035.52 and 150,268,667.20

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Solution

The fourth proportional to 559,212,507.52, 838,818,035.52 and 150,268,667.20 is: 225,402,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,212,507.52 : 838,818,035.52 = 150,268,667.20 : x
  2. Step 2: Convert to fraction form
    559,212,507.52/838,818,035.52 = 150,268,667.20/x
  3. Step 3: Cross multiply
    559,212,507.52x = 838,818,035.52 × 150,268,667.20
  4. Step 4: Simplify right side
    559,212,507.52x = 126,048,068,220,912,640
  5. Step 5: Solve for x
    x = 126,048,068,220,912,640/559,212,507.52
  6. Step 6: Final answer
    x = 225,402,805.78

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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.