Home / 1,906,216,897.30-2,857,687,736.76-662,485,774.12

Finding the Fourth Proportional to 1,906,216,897.30, 2,857,687,736.76 and 662,485,774.12

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Solution

The fourth proportional to 1,906,216,897.30, 2,857,687,736.76 and 662,485,774.12 is: 993,159,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,216,897.30 : 2,857,687,736.76 = 662,485,774.12 : x
  2. Step 2: Convert to fraction form
    1,906,216,897.30/2,857,687,736.76 = 662,485,774.12/x
  3. Step 3: Cross multiply
    1,906,216,897.30x = 2,857,687,736.76 × 662,485,774.12
  4. Step 4: Simplify right side
    1,906,216,897.30x = 1,893,177,472,480,679,424
  5. Step 5: Solve for x
    x = 1,893,177,472,480,679,424/1,906,216,897.30
  6. Step 6: Final answer
    x = 993,159,527.21

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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.