Home / 68,069,303.40-93,933,316.26-40,566,731.88

Finding the Fourth Proportional to 68,069,303.40, 93,933,316.26 and 40,566,731.88

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Solution

The fourth proportional to 68,069,303.40, 93,933,316.26 and 40,566,731.88 is: 55,980,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,069,303.40 : 93,933,316.26 = 40,566,731.88 : x
  2. Step 2: Convert to fraction form
    68,069,303.40/93,933,316.26 = 40,566,731.88/x
  3. Step 3: Cross multiply
    68,069,303.40x = 93,933,316.26 × 40,566,731.88
  4. Step 4: Simplify right side
    68,069,303.40x = 3,810,567,655,318,665
  5. Step 5: Solve for x
    x = 3,810,567,655,318,665/68,069,303.40
  6. Step 6: Final answer
    x = 55,980,705.91

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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.