Home / 101,578,887,092.76-152,267,686,030.64-47,699,573,414.12

Finding the Fourth Proportional to 101,578,887,092.76, 152,267,686,030.64 and 47,699,573,414.12

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Solution

The fourth proportional to 101,578,887,092.76, 152,267,686,030.64 and 47,699,573,414.12 is: 71,502,099,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,578,887,092.76 : 152,267,686,030.64 = 47,699,573,414.12 : x
  2. Step 2: Convert to fraction form
    101,578,887,092.76/152,267,686,030.64 = 47,699,573,414.12/x
  3. Step 3: Cross multiply
    101,578,887,092.76x = 152,267,686,030.64 × 47,699,573,414.12
  4. Step 4: Simplify right side
    101,578,887,092.76x = 7,263,103,668,416,688,422,912
  5. Step 5: Solve for x
    x = 7,263,103,668,416,688,422,912/101,578,887,092.76
  6. Step 6: Final answer
    x = 71,502,099,267.78

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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.