Home / 2,912,258,778.10-4,368,388,167.15-1,880,302,707.70

Finding the Fourth Proportional to 2,912,258,778.10, 4,368,388,167.15 and 1,880,302,707.70

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Solution

The fourth proportional to 2,912,258,778.10, 4,368,388,167.15 and 1,880,302,707.70 is: 2,820,454,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,258,778.10 : 4,368,388,167.15 = 1,880,302,707.70 : x
  2. Step 2: Convert to fraction form
    2,912,258,778.10/4,368,388,167.15 = 1,880,302,707.70/x
  3. Step 3: Cross multiply
    2,912,258,778.10x = 4,368,388,167.15 × 1,880,302,707.70
  4. Step 4: Simplify right side
    2,912,258,778.10x = 8,213,892,098,976,784,384
  5. Step 5: Solve for x
    x = 8,213,892,098,976,784,384/2,912,258,778.10
  6. Step 6: Final answer
    x = 2,820,454,061.55

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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.