Home / 65,220,033.20-97,830,049.80-43,720,948.40

Finding the Fourth Proportional to 65,220,033.20, 97,830,049.80 and 43,720,948.40

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Solution

The fourth proportional to 65,220,033.20, 97,830,049.80 and 43,720,948.40 is: 65,581,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,033.20 : 97,830,049.80 = 43,720,948.40 : x
  2. Step 2: Convert to fraction form
    65,220,033.20/97,830,049.80 = 43,720,948.40/x
  3. Step 3: Cross multiply
    65,220,033.20x = 97,830,049.80 × 43,720,948.40
  4. Step 4: Simplify right side
    65,220,033.20x = 4,277,222,559,275,230
  5. Step 5: Solve for x
    x = 4,277,222,559,275,230/65,220,033.20
  6. Step 6: Final answer
    x = 65,581,422.60

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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.