Home / 425,200,820,346.28-586,500,649,958.82-272,712,115,875.88

Finding the Fourth Proportional to 425,200,820,346.28, 586,500,649,958.82 and 272,712,115,875.88

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Solution

The fourth proportional to 425,200,820,346.28, 586,500,649,958.82 and 272,712,115,875.88 is: 376,165,391,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,200,820,346.28 : 586,500,649,958.82 = 272,712,115,875.88 : x
  2. Step 2: Convert to fraction form
    425,200,820,346.28/586,500,649,958.82 = 272,712,115,875.88/x
  3. Step 3: Cross multiply
    425,200,820,346.28x = 586,500,649,958.82 × 272,712,115,875.88
  4. Step 4: Simplify right side
    425,200,820,346.28x = 159,945,833,212,848,656,875,520
  5. Step 5: Solve for x
    x = 159,945,833,212,848,656,875,520/425,200,820,346.28
  6. Step 6: Final answer
    x = 376,165,391,879.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.