Home / 65,190,258,530.40-97,785,387,795.60-53,412,675,664.80

Finding the Fourth Proportional to 65,190,258,530.40, 97,785,387,795.60 and 53,412,675,664.80

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Solution

The fourth proportional to 65,190,258,530.40, 97,785,387,795.60 and 53,412,675,664.80 is: 80,119,013,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,258,530.40 : 97,785,387,795.60 = 53,412,675,664.80 : x
  2. Step 2: Convert to fraction form
    65,190,258,530.40/97,785,387,795.60 = 53,412,675,664.80/x
  3. Step 3: Cross multiply
    65,190,258,530.40x = 97,785,387,795.60 × 53,412,675,664.80
  4. Step 4: Simplify right side
    65,190,258,530.40x = 5,222,979,203,083,076,108,288
  5. Step 5: Solve for x
    x = 5,222,979,203,083,076,108,288/65,190,258,530.40
  6. Step 6: Final answer
    x = 80,119,013,497.20

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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.