Home / 4,914,842,478.29-7,377,510,031.94-2,118,191,179.65

Finding the Fourth Proportional to 4,914,842,478.29, 7,377,510,031.94 and 2,118,191,179.65

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Solution

The fourth proportional to 4,914,842,478.29, 7,377,510,031.94 and 2,118,191,179.65 is: 3,179,547,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,842,478.29 : 7,377,510,031.94 = 2,118,191,179.65 : x
  2. Step 2: Convert to fraction form
    4,914,842,478.29/7,377,510,031.94 = 2,118,191,179.65/x
  3. Step 3: Cross multiply
    4,914,842,478.29x = 7,377,510,031.94 × 2,118,191,179.65
  4. Step 4: Simplify right side
    4,914,842,478.29x = 15,626,976,677,424,107,520
  5. Step 5: Solve for x
    x = 15,626,976,677,424,107,520/4,914,842,478.29
  6. Step 6: Final answer
    x = 3,179,547,817.95

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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.