Home / 885,041,020.80-1,327,561,531.20-797,365,065.60

Finding the Fourth Proportional to 885,041,020.80, 1,327,561,531.20 and 797,365,065.60

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Solution

The fourth proportional to 885,041,020.80, 1,327,561,531.20 and 797,365,065.60 is: 1,196,047,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,041,020.80 : 1,327,561,531.20 = 797,365,065.60 : x
  2. Step 2: Convert to fraction form
    885,041,020.80/1,327,561,531.20 = 797,365,065.60/x
  3. Step 3: Cross multiply
    885,041,020.80x = 1,327,561,531.20 × 797,365,065.60
  4. Step 4: Simplify right side
    885,041,020.80x = 1,058,551,187,413,324,544
  5. Step 5: Solve for x
    x = 1,058,551,187,413,324,544/885,041,020.80
  6. Step 6: Final answer
    x = 1,196,047,598.40

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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.