Home / 57,011,699.80-85,517,549.70-49,837,246.30

Finding the Fourth Proportional to 57,011,699.80, 85,517,549.70 and 49,837,246.30

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Solution

The fourth proportional to 57,011,699.80, 85,517,549.70 and 49,837,246.30 is: 74,755,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,011,699.80 : 85,517,549.70 = 49,837,246.30 : x
  2. Step 2: Convert to fraction form
    57,011,699.80/85,517,549.70 = 49,837,246.30/x
  3. Step 3: Cross multiply
    57,011,699.80x = 85,517,549.70 × 49,837,246.30
  4. Step 4: Simplify right side
    57,011,699.80x = 4,261,959,187,371,391
  5. Step 5: Solve for x
    x = 4,261,959,187,371,391/57,011,699.80
  6. Step 6: Final answer
    x = 74,755,869.45

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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.