Home / 1,091,871,200.90-1,637,806,801.35-898,001,524.10

Finding the Fourth Proportional to 1,091,871,200.90, 1,637,806,801.35 and 898,001,524.10

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Solution

The fourth proportional to 1,091,871,200.90, 1,637,806,801.35 and 898,001,524.10 is: 1,347,002,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,871,200.90 : 1,637,806,801.35 = 898,001,524.10 : x
  2. Step 2: Convert to fraction form
    1,091,871,200.90/1,637,806,801.35 = 898,001,524.10/x
  3. Step 3: Cross multiply
    1,091,871,200.90x = 1,637,806,801.35 × 898,001,524.10
  4. Step 4: Simplify right side
    1,091,871,200.90x = 1,470,753,003,793,645,824
  5. Step 5: Solve for x
    x = 1,470,753,003,793,645,824/1,091,871,200.90
  6. Step 6: Final answer
    x = 1,347,002,286.15

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Double scale
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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.