Home / 20,911,703,292.47-31,376,817,956.02-10,960,782,124.76

Finding the Fourth Proportional to 20,911,703,292.47, 31,376,817,956.02 and 10,960,782,124.76

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Solution

The fourth proportional to 20,911,703,292.47, 31,376,817,956.02 and 10,960,782,124.76 is: 16,446,028,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,911,703,292.47 : 31,376,817,956.02 = 10,960,782,124.76 : x
  2. Step 2: Convert to fraction form
    20,911,703,292.47/31,376,817,956.02 = 10,960,782,124.76/x
  3. Step 3: Cross multiply
    20,911,703,292.47x = 31,376,817,956.02 × 10,960,782,124.76
  4. Step 4: Simplify right side
    20,911,703,292.47x = 343,914,465,383,980,924,928
  5. Step 5: Solve for x
    x = 343,914,465,383,980,924,928/20,911,703,292.47
  6. Step 6: Final answer
    x = 16,446,028,359.05

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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.