Home / 19,914,336,844.20-29,873,016,920.70-5,938,867,967.40

Finding the Fourth Proportional to 19,914,336,844.20, 29,873,016,920.70 and 5,938,867,967.40

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Solution

The fourth proportional to 19,914,336,844.20, 29,873,016,920.70 and 5,938,867,967.40 is: 8,908,752,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914,336,844.20 : 29,873,016,920.70 = 5,938,867,967.40 : x
  2. Step 2: Convert to fraction form
    19,914,336,844.20/29,873,016,920.70 = 5,938,867,967.40/x
  3. Step 3: Cross multiply
    19,914,336,844.20x = 29,873,016,920.70 × 5,938,867,967.40
  4. Step 4: Simplify right side
    19,914,336,844.20x = 177,411,903,279,943,417,856
  5. Step 5: Solve for x
    x = 177,411,903,279,943,417,856/19,914,336,844.20
  6. Step 6: Final answer
    x = 8,908,752,757.77

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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.