Home / 70,046,087.20-104,785,695.60-61,543,031.20

Finding the Fourth Proportional to 70,046,087.20, 104,785,695.60 and 61,543,031.20

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Solution

The fourth proportional to 70,046,087.20, 104,785,695.60 and 61,543,031.20 is: 92,065,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046,087.20 : 104,785,695.60 = 61,543,031.20 : x
  2. Step 2: Convert to fraction form
    70,046,087.20/104,785,695.60 = 61,543,031.20/x
  3. Step 3: Cross multiply
    70,046,087.20x = 104,785,695.60 × 61,543,031.20
  4. Step 4: Simplify right side
    70,046,087.20x = 6,448,829,333,624,503
  5. Step 5: Solve for x
    x = 6,448,829,333,624,503/70,046,087.20
  6. Step 6: Final answer
    x = 92,065,518.45

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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.