Home / 57,312,032.20-85,968,048.30-45,974,624.20

Finding the Fourth Proportional to 57,312,032.20, 85,968,048.30 and 45,974,624.20

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Solution

The fourth proportional to 57,312,032.20, 85,968,048.30 and 45,974,624.20 is: 68,961,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,032.20 : 85,968,048.30 = 45,974,624.20 : x
  2. Step 2: Convert to fraction form
    57,312,032.20/85,968,048.30 = 45,974,624.20/x
  3. Step 3: Cross multiply
    57,312,032.20x = 85,968,048.30 × 45,974,624.20
  4. Step 4: Simplify right side
    57,312,032.20x = 3,952,348,713,799,949
  5. Step 5: Solve for x
    x = 3,952,348,713,799,949/57,312,032.20
  6. Step 6: Final answer
    x = 68,961,936.30

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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.