Home / 551,136,700.80-826,705,051.20-547,310,325.60

Finding the Fourth Proportional to 551,136,700.80, 826,705,051.20 and 547,310,325.60

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Solution

The fourth proportional to 551,136,700.80, 826,705,051.20 and 547,310,325.60 is: 820,965,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,136,700.80 : 826,705,051.20 = 547,310,325.60 : x
  2. Step 2: Convert to fraction form
    551,136,700.80/826,705,051.20 = 547,310,325.60/x
  3. Step 3: Cross multiply
    551,136,700.80x = 826,705,051.20 × 547,310,325.60
  4. Step 4: Simplify right side
    551,136,700.80x = 452,464,210,747,436,736
  5. Step 5: Solve for x
    x = 452,464,210,747,436,736/551,136,700.80
  6. Step 6: Final answer
    x = 820,965,488.40

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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.