Home / 18,982,285,760.28-28,453,496,927.94-6,386,771,685

Finding the Fourth Proportional to 18,982,285,760.28, 28,453,496,927.94 and 6,386,771,685

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Solution

The fourth proportional to 18,982,285,760.28, 28,453,496,927.94 and 6,386,771,685 is: 9,573,451,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982,285,760.28 : 28,453,496,927.94 = 6,386,771,685 : x
  2. Step 2: Convert to fraction form
    18,982,285,760.28/28,453,496,927.94 = 6,386,771,685/x
  3. Step 3: Cross multiply
    18,982,285,760.28x = 28,453,496,927.94 × 6,386,771,685
  4. Step 4: Simplify right side
    18,982,285,760.28x = 181,725,988,518,601,654,272
  5. Step 5: Solve for x
    x = 181,725,988,518,601,654,272/18,982,285,760.28
  6. Step 6: Final answer
    x = 9,573,451,312.11

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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.