Home / 573,994,879.20-860,781,069.18-451,412,699.76

Finding the Fourth Proportional to 573,994,879.20, 860,781,069.18 and 451,412,699.76

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Solution

The fourth proportional to 573,994,879.20, 860,781,069.18 and 451,412,699.76 is: 676,952,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,994,879.20 : 860,781,069.18 = 451,412,699.76 : x
  2. Step 2: Convert to fraction form
    573,994,879.20/860,781,069.18 = 451,412,699.76/x
  3. Step 3: Cross multiply
    573,994,879.20x = 860,781,069.18 × 451,412,699.76
  4. Step 4: Simplify right side
    573,994,879.20x = 388,567,506,340,843,072
  5. Step 5: Solve for x
    x = 388,567,506,340,843,072/573,994,879.20
  6. Step 6: Final answer
    x = 676,952,914.43

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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.