Home / 45,523,285.20-68,284,927.80-40,740,316.20

Finding the Fourth Proportional to 45,523,285.20, 68,284,927.80 and 40,740,316.20

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Solution

The fourth proportional to 45,523,285.20, 68,284,927.80 and 40,740,316.20 is: 61,110,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523,285.20 : 68,284,927.80 = 40,740,316.20 : x
  2. Step 2: Convert to fraction form
    45,523,285.20/68,284,927.80 = 40,740,316.20/x
  3. Step 3: Cross multiply
    45,523,285.20x = 68,284,927.80 × 40,740,316.20
  4. Step 4: Simplify right side
    45,523,285.20x = 2,781,949,550,266,170.50
  5. Step 5: Solve for x
    x = 2,781,949,550,266,170.50/45,523,285.20
  6. Step 6: Final answer
    x = 61,110,474.30

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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.