Home / 311,539,432-467,209,764.96-107,018,190.40

Finding the Fourth Proportional to 311,539,432, 467,209,764.96 and 107,018,190.40

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Solution

The fourth proportional to 311,539,432, 467,209,764.96 and 107,018,190.40 is: 160,493,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,539,432 : 467,209,764.96 = 107,018,190.40 : x
  2. Step 2: Convert to fraction form
    311,539,432/467,209,764.96 = 107,018,190.40/x
  3. Step 3: Cross multiply
    311,539,432x = 467,209,764.96 × 107,018,190.40
  4. Step 4: Simplify right side
    311,539,432x = 49,999,943,583,228,528
  5. Step 5: Solve for x
    x = 49,999,943,583,228,528/311,539,432
  6. Step 6: Final answer
    x = 160,493,146.12

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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.