Home / 97,785,146,856.40-146,677,720,284.60-68,031,253,301.20

Finding the Fourth Proportional to 97,785,146,856.40, 146,677,720,284.60 and 68,031,253,301.20

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Solution

The fourth proportional to 97,785,146,856.40, 146,677,720,284.60 and 68,031,253,301.20 is: 102,046,879,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785,146,856.40 : 146,677,720,284.60 = 68,031,253,301.20 : x
  2. Step 2: Convert to fraction form
    97,785,146,856.40/146,677,720,284.60 = 68,031,253,301.20/x
  3. Step 3: Cross multiply
    97,785,146,856.40x = 146,677,720,284.60 × 68,031,253,301.20
  4. Step 4: Simplify right side
    97,785,146,856.40x = 9,978,669,142,324,184,875,008
  5. Step 5: Solve for x
    x = 9,978,669,142,324,184,875,008/97,785,146,856.40
  6. Step 6: Final answer
    x = 102,046,879,951.80

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1.5x scale

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.