Home / 71,523,306,248.96-98,671,148,782.08-42,571,262,115.68

Finding the Fourth Proportional to 71,523,306,248.96, 98,671,148,782.08 and 42,571,262,115.68

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Solution

The fourth proportional to 71,523,306,248.96, 98,671,148,782.08 and 42,571,262,115.68 is: 58,729,882,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,523,306,248.96 : 98,671,148,782.08 = 42,571,262,115.68 : x
  2. Step 2: Convert to fraction form
    71,523,306,248.96/98,671,148,782.08 = 42,571,262,115.68/x
  3. Step 3: Cross multiply
    71,523,306,248.96x = 98,671,148,782.08 × 42,571,262,115.68
  4. Step 4: Simplify right side
    71,523,306,248.96x = 4,200,555,338,057,187,328,000
  5. Step 5: Solve for x
    x = 4,200,555,338,057,187,328,000/71,523,306,248.96
  6. Step 6: Final answer
    x = 58,729,882,025.25

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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.