Home / 573,789,320.40-860,384,967.48-205,182,175.44

Finding the Fourth Proportional to 573,789,320.40, 860,384,967.48 and 205,182,175.44

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Solution

The fourth proportional to 573,789,320.40, 860,384,967.48 and 205,182,175.44 is: 307,666,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,789,320.40 : 860,384,967.48 = 205,182,175.44 : x
  2. Step 2: Convert to fraction form
    573,789,320.40/860,384,967.48 = 205,182,175.44/x
  3. Step 3: Cross multiply
    573,789,320.40x = 860,384,967.48 × 205,182,175.44
  4. Step 4: Simplify right side
    573,789,320.40x = 176,535,659,343,420,064
  5. Step 5: Solve for x
    x = 176,535,659,343,420,064/573,789,320.40
  6. Step 6: Final answer
    x = 307,666,338.61

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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.