Home / 568,655,999.10-852,983,998.65-476,822,994.30

Finding the Fourth Proportional to 568,655,999.10, 852,983,998.65 and 476,822,994.30

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Solution

The fourth proportional to 568,655,999.10, 852,983,998.65 and 476,822,994.30 is: 715,234,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,655,999.10 : 852,983,998.65 = 476,822,994.30 : x
  2. Step 2: Convert to fraction form
    568,655,999.10/852,983,998.65 = 476,822,994.30/x
  3. Step 3: Cross multiply
    568,655,999.10x = 852,983,998.65 × 476,822,994.30
  4. Step 4: Simplify right side
    568,655,999.10x = 406,722,384,326,280,128
  5. Step 5: Solve for x
    x = 406,722,384,326,280,128/568,655,999.10
  6. Step 6: Final answer
    x = 715,234,491.45

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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.