Home / 1,488,865,166.20-2,233,381,730.10-453,759,815.80

Finding the Fourth Proportional to 1,488,865,166.20, 2,233,381,730.10 and 453,759,815.80

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Solution

The fourth proportional to 1,488,865,166.20, 2,233,381,730.10 and 453,759,815.80 is: 680,665,318.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,865,166.20 : 2,233,381,730.10 = 453,759,815.80 : x
  2. Step 2: Convert to fraction form
    1,488,865,166.20/2,233,381,730.10 = 453,759,815.80/x
  3. Step 3: Cross multiply
    1,488,865,166.20x = 2,233,381,730.10 × 453,759,815.80
  4. Step 4: Simplify right side
    1,488,865,166.20x = 1,013,418,882,461,261,312
  5. Step 5: Solve for x
    x = 1,013,418,882,461,261,312/1,488,865,166.20
  6. Step 6: Final answer
    x = 680,665,318.44

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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.