Home / 65,190,258,528.90-97,785,387,793.35-53,412,675,663.30

Finding the Fourth Proportional to 65,190,258,528.90, 97,785,387,793.35 and 53,412,675,663.30

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Solution

The fourth proportional to 65,190,258,528.90, 97,785,387,793.35 and 53,412,675,663.30 is: 80,119,013,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,258,528.90 : 97,785,387,793.35 = 53,412,675,663.30 : x
  2. Step 2: Convert to fraction form
    65,190,258,528.90/97,785,387,793.35 = 53,412,675,663.30/x
  3. Step 3: Cross multiply
    65,190,258,528.90x = 97,785,387,793.35 × 53,412,675,663.30
  4. Step 4: Simplify right side
    65,190,258,528.90x = 5,222,979,202,816,218,759,168
  5. Step 5: Solve for x
    x = 5,222,979,202,816,218,759,168/65,190,258,528.90
  6. Step 6: Final answer
    x = 80,119,013,494.95

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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.