Home / 64,519,497.20-96,779,245.80-40,631,625.20

Finding the Fourth Proportional to 64,519,497.20, 96,779,245.80 and 40,631,625.20

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Solution

The fourth proportional to 64,519,497.20, 96,779,245.80 and 40,631,625.20 is: 60,947,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,519,497.20 : 96,779,245.80 = 40,631,625.20 : x
  2. Step 2: Convert to fraction form
    64,519,497.20/96,779,245.80 = 40,631,625.20/x
  3. Step 3: Cross multiply
    64,519,497.20x = 96,779,245.80 × 40,631,625.20
  4. Step 4: Simplify right side
    64,519,497.20x = 3,932,298,042,484,274.50
  5. Step 5: Solve for x
    x = 3,932,298,042,484,274.50/64,519,497.20
  6. Step 6: Final answer
    x = 60,947,437.80

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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.