Home / 78,889,545.72-108,865,484.37-44,082,522.18

Finding the Fourth Proportional to 78,889,545.72, 108,865,484.37 and 44,082,522.18

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Solution

The fourth proportional to 78,889,545.72, 108,865,484.37 and 44,082,522.18 is: 60,832,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,889,545.72 : 108,865,484.37 = 44,082,522.18 : x
  2. Step 2: Convert to fraction form
    78,889,545.72/108,865,484.37 = 44,082,522.18/x
  3. Step 3: Cross multiply
    78,889,545.72x = 108,865,484.37 × 44,082,522.18
  4. Step 4: Simplify right side
    78,889,545.72x = 4,799,065,129,376,969
  5. Step 5: Solve for x
    x = 4,799,065,129,376,969/78,889,545.72
  6. Step 6: Final answer
    x = 60,832,713.45

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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.