Home / 70,046,077.20-104,785,680.60-61,543,021.20

Finding the Fourth Proportional to 70,046,077.20, 104,785,680.60 and 61,543,021.20

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Solution

The fourth proportional to 70,046,077.20, 104,785,680.60 and 61,543,021.20 is: 92,065,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046,077.20 : 104,785,680.60 = 61,543,021.20 : x
  2. Step 2: Convert to fraction form
    70,046,077.20/104,785,680.60 = 61,543,021.20/x
  3. Step 3: Cross multiply
    70,046,077.20x = 104,785,680.60 × 61,543,021.20
  4. Step 4: Simplify right side
    70,046,077.20x = 6,448,827,362,622,229
  5. Step 5: Solve for x
    x = 6,448,827,362,622,229/70,046,077.20
  6. Step 6: Final answer
    x = 92,065,503.46

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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.