Home / 20,192,523,469.79-30,289,402,257.51-6,927,595,681.04

Finding the Fourth Proportional to 20,192,523,469.79, 30,289,402,257.51 and 6,927,595,681.04

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Solution

The fourth proportional to 20,192,523,469.79, 30,289,402,257.51 and 6,927,595,681.04 is: 10,391,605,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192,523,469.79 : 30,289,402,257.51 = 6,927,595,681.04 : x
  2. Step 2: Convert to fraction form
    20,192,523,469.79/30,289,402,257.51 = 6,927,595,681.04/x
  3. Step 3: Cross multiply
    20,192,523,469.79x = 30,289,402,257.51 × 6,927,595,681.04
  4. Step 4: Simplify right side
    20,192,523,469.79x = 209,832,732,260,445,421,568
  5. Step 5: Solve for x
    x = 209,832,732,260,445,421,568/20,192,523,469.79
  6. Step 6: Final answer
    x = 10,391,605,218.35

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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.