Home / 19,941,359,792.20-29,912,039,688.30-8,307,667,529.80

Finding the Fourth Proportional to 19,941,359,792.20, 29,912,039,688.30 and 8,307,667,529.80

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Solution

The fourth proportional to 19,941,359,792.20, 29,912,039,688.30 and 8,307,667,529.80 is: 12,461,501,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941,359,792.20 : 29,912,039,688.30 = 8,307,667,529.80 : x
  2. Step 2: Convert to fraction form
    19,941,359,792.20/29,912,039,688.30 = 8,307,667,529.80/x
  3. Step 3: Cross multiply
    19,941,359,792.20x = 29,912,039,688.30 × 8,307,667,529.80
  4. Step 4: Simplify right side
    19,941,359,792.20x = 248,499,280,868,578,820,096
  5. Step 5: Solve for x
    x = 248,499,280,868,578,820,096/19,941,359,792.20
  6. Step 6: Final answer
    x = 12,461,501,294.70

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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.