Home / 54,451,148.40-81,440,526.60-48,735,205.20

Finding the Fourth Proportional to 54,451,148.40, 81,440,526.60 and 48,735,205.20

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Solution

The fourth proportional to 54,451,148.40, 81,440,526.60 and 48,735,205.20 is: 72,891,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,451,148.40 : 81,440,526.60 = 48,735,205.20 : x
  2. Step 2: Convert to fraction form
    54,451,148.40/81,440,526.60 = 48,735,205.20/x
  3. Step 3: Cross multiply
    54,451,148.40x = 81,440,526.60 × 48,735,205.20
  4. Step 4: Simplify right side
    54,451,148.40x = 3,969,020,775,447,058.50
  5. Step 5: Solve for x
    x = 3,969,020,775,447,058.50/54,451,148.40
  6. Step 6: Final answer
    x = 72,891,406.19

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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.