Home / 173,840,261,013.40-260,760,391,520.10-90,157,435,389.40

Finding the Fourth Proportional to 173,840,261,013.40, 260,760,391,520.10 and 90,157,435,389.40

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Solution

The fourth proportional to 173,840,261,013.40, 260,760,391,520.10 and 90,157,435,389.40 is: 135,236,153,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,261,013.40 : 260,760,391,520.10 = 90,157,435,389.40 : x
  2. Step 2: Convert to fraction form
    173,840,261,013.40/260,760,391,520.10 = 90,157,435,389.40/x
  3. Step 3: Cross multiply
    173,840,261,013.40x = 260,760,391,520.10 × 90,157,435,389.40
  4. Step 4: Simplify right side
    173,840,261,013.40x = 23,509,488,150,588,061,384,704
  5. Step 5: Solve for x
    x = 23,509,488,150,588,061,384,704/173,840,261,013.40
  6. Step 6: Final answer
    x = 135,236,153,084.10

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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.