Home / 78,889,799.16-108,865,834.02-44,082,775.80

Finding the Fourth Proportional to 78,889,799.16, 108,865,834.02 and 44,082,775.80

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Solution

The fourth proportional to 78,889,799.16, 108,865,834.02 and 44,082,775.80 is: 60,833,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,889,799.16 : 108,865,834.02 = 44,082,775.80 : x
  2. Step 2: Convert to fraction form
    78,889,799.16/108,865,834.02 = 44,082,775.80/x
  3. Step 3: Cross multiply
    78,889,799.16x = 108,865,834.02 × 44,082,775.80
  4. Step 4: Simplify right side
    78,889,799.16x = 4,799,108,153,383,672
  5. Step 5: Solve for x
    x = 4,799,108,153,383,672/78,889,799.16
  6. Step 6: Final answer
    x = 60,833,063.39

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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.