Home / 9,918,203,487.40-13,687,120,326.21-5,462,868,082.60

Finding the Fourth Proportional to 9,918,203,487.40, 13,687,120,326.21 and 5,462,868,082.60

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Solution

The fourth proportional to 9,918,203,487.40, 13,687,120,326.21 and 5,462,868,082.60 is: 7,538,757,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918,203,487.40 : 13,687,120,326.21 = 5,462,868,082.60 : x
  2. Step 2: Convert to fraction form
    9,918,203,487.40/13,687,120,326.21 = 5,462,868,082.60/x
  3. Step 3: Cross multiply
    9,918,203,487.40x = 13,687,120,326.21 × 5,462,868,082.60
  4. Step 4: Simplify right side
    9,918,203,487.40x = 74,770,932,772,758,306,816
  5. Step 5: Solve for x
    x = 74,770,932,772,758,306,816/9,918,203,487.40
  6. Step 6: Final answer
    x = 7,538,757,686.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.