Home / 64,769,778.20-97,012,949.70-56,266,722.20

Finding the Fourth Proportional to 64,769,778.20, 97,012,949.70 and 56,266,722.20

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Solution

The fourth proportional to 64,769,778.20, 97,012,949.70 and 56,266,722.20 is: 84,276,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,769,778.20 : 97,012,949.70 = 56,266,722.20 : x
  2. Step 2: Convert to fraction form
    64,769,778.20/97,012,949.70 = 56,266,722.20/x
  3. Step 3: Cross multiply
    64,769,778.20x = 97,012,949.70 × 56,266,722.20
  4. Step 4: Simplify right side
    64,769,778.20x = 5,458,600,690,572,474
  5. Step 5: Solve for x
    x = 5,458,600,690,572,474/64,769,778.20
  6. Step 6: Final answer
    x = 84,276,970.56

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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.