Home / 956,679,923.60-1,435,019,885.40-872,027,277.20

Finding the Fourth Proportional to 956,679,923.60, 1,435,019,885.40 and 872,027,277.20

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Solution

The fourth proportional to 956,679,923.60, 1,435,019,885.40 and 872,027,277.20 is: 1,308,040,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,679,923.60 : 1,435,019,885.40 = 872,027,277.20 : x
  2. Step 2: Convert to fraction form
    956,679,923.60/1,435,019,885.40 = 872,027,277.20/x
  3. Step 3: Cross multiply
    956,679,923.60x = 1,435,019,885.40 × 872,027,277.20
  4. Step 4: Simplify right side
    956,679,923.60x = 1,251,376,483,393,218,304
  5. Step 5: Solve for x
    x = 1,251,376,483,393,218,304/956,679,923.60
  6. Step 6: Final answer
    x = 1,308,040,915.80

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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.