Home / 567,050,548.50-782,530,070.85-306,290,164.50

Finding the Fourth Proportional to 567,050,548.50, 782,530,070.85 and 306,290,164.50

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Solution

The fourth proportional to 567,050,548.50, 782,530,070.85 and 306,290,164.50 is: 422,680,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,050,548.50 : 782,530,070.85 = 306,290,164.50 : x
  2. Step 2: Convert to fraction form
    567,050,548.50/782,530,070.85 = 306,290,164.50/x
  3. Step 3: Cross multiply
    567,050,548.50x = 782,530,070.85 × 306,290,164.50
  4. Step 4: Simplify right side
    567,050,548.50x = 239,681,264,126,843,168
  5. Step 5: Solve for x
    x = 239,681,264,126,843,168/567,050,548.50
  6. Step 6: Final answer
    x = 422,680,596.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.