Home / 97,785,181,812.60-146,677,772,718.90-66,171,669,910.20

Finding the Fourth Proportional to 97,785,181,812.60, 146,677,772,718.90 and 66,171,669,910.20

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Solution

The fourth proportional to 97,785,181,812.60, 146,677,772,718.90 and 66,171,669,910.20 is: 99,257,504,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785,181,812.60 : 146,677,772,718.90 = 66,171,669,910.20 : x
  2. Step 2: Convert to fraction form
    97,785,181,812.60/146,677,772,718.90 = 66,171,669,910.20/x
  3. Step 3: Cross multiply
    97,785,181,812.60x = 146,677,772,718.90 × 66,171,669,910.20
  4. Step 4: Simplify right side
    97,785,181,812.60x = 9,705,913,159,518,389,272,576
  5. Step 5: Solve for x
    x = 9,705,913,159,518,389,272,576/97,785,181,812.60
  6. Step 6: Final answer
    x = 99,257,504,865.30

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Double scale
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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.