Home / 74,543,274.50-111,669,447.96-58,071,432.41

Finding the Fourth Proportional to 74,543,274.50, 111,669,447.96 and 58,071,432.41

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Solution

The fourth proportional to 74,543,274.50, 111,669,447.96 and 58,071,432.41 is: 86,993,827.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,543,274.50 : 111,669,447.96 = 58,071,432.41 : x
  2. Step 2: Convert to fraction form
    74,543,274.50/111,669,447.96 = 58,071,432.41/x
  3. Step 3: Cross multiply
    74,543,274.50x = 111,669,447.96 × 58,071,432.41
  4. Step 4: Simplify right side
    74,543,274.50x = 6,484,804,798,912,805
  5. Step 5: Solve for x
    x = 6,484,804,798,912,805/74,543,274.50
  6. Step 6: Final answer
    x = 86,993,827.99

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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.