Home / 19,666,676,137.70-29,488,721,868.96-7,700,918,566.87

Finding the Fourth Proportional to 19,666,676,137.70, 29,488,721,868.96 and 7,700,918,566.87

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Solution

The fourth proportional to 19,666,676,137.70, 29,488,721,868.96 and 7,700,918,566.87 is: 11,546,956,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,676,137.70 : 29,488,721,868.96 = 7,700,918,566.87 : x
  2. Step 2: Convert to fraction form
    19,666,676,137.70/29,488,721,868.96 = 7,700,918,566.87/x
  3. Step 3: Cross multiply
    19,666,676,137.70x = 29,488,721,868.96 × 7,700,918,566.87
  4. Step 4: Simplify right side
    19,666,676,137.70x = 227,090,245,753,865,764,864
  5. Step 5: Solve for x
    x = 227,090,245,753,865,764,864/19,666,676,137.70
  6. Step 6: Final answer
    x = 11,546,956,087.74

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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.