Home / 97,785,146,912.40-146,677,720,368.60-68,031,253,357.20

Finding the Fourth Proportional to 97,785,146,912.40, 146,677,720,368.60 and 68,031,253,357.20

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Solution

The fourth proportional to 97,785,146,912.40, 146,677,720,368.60 and 68,031,253,357.20 is: 102,046,880,035.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785,146,912.40 : 146,677,720,368.60 = 68,031,253,357.20 : x
  2. Step 2: Convert to fraction form
    97,785,146,912.40/146,677,720,368.60 = 68,031,253,357.20/x
  3. Step 3: Cross multiply
    97,785,146,912.40x = 146,677,720,368.60 × 68,031,253,357.20
  4. Step 4: Simplify right side
    97,785,146,912.40x = 9,978,669,156,252,761,718,784
  5. Step 5: Solve for x
    x = 9,978,669,156,252,761,718,784/97,785,146,912.40
  6. Step 6: Final answer
    x = 102,046,880,035.80

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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.