Home / 57,371,243.28-79,170,005.98-31,265,200.59

Finding the Fourth Proportional to 57,371,243.28, 79,170,005.98 and 31,265,200.59

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Solution

The fourth proportional to 57,371,243.28, 79,170,005.98 and 31,265,200.59 is: 43,144,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371,243.28 : 79,170,005.98 = 31,265,200.59 : x
  2. Step 2: Convert to fraction form
    57,371,243.28/79,170,005.98 = 31,265,200.59/x
  3. Step 3: Cross multiply
    57,371,243.28x = 79,170,005.98 × 31,265,200.59
  4. Step 4: Simplify right side
    57,371,243.28x = 2,475,266,117,676,199.50
  5. Step 5: Solve for x
    x = 2,475,266,117,676,199.50/57,371,243.28
  6. Step 6: Final answer
    x = 43,144,718.09

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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.