Home / 926,560,801.60-1,389,840,087.20-236,468,129.60

Finding the Fourth Proportional to 926,560,801.60, 1,389,840,087.20 and 236,468,129.60

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Solution

The fourth proportional to 926,560,801.60, 1,389,840,087.20 and 236,468,129.60 is: 354,701,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,560,801.60 : 1,389,840,087.20 = 236,468,129.60 : x
  2. Step 2: Convert to fraction form
    926,560,801.60/1,389,840,087.20 = 236,468,129.60/x
  3. Step 3: Cross multiply
    926,560,801.60x = 1,389,840,087.20 × 236,468,129.60
  4. Step 4: Simplify right side
    926,560,801.60x = 328,652,885,863,284,928
  5. Step 5: Solve for x
    x = 328,652,885,863,284,928/926,560,801.60
  6. Step 6: Final answer
    x = 354,701,909.79

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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.