Home / 1,548,157,551-2,136,397,000.59-946,335,741.72

Finding the Fourth Proportional to 1,548,157,551, 2,136,397,000.59 and 946,335,741.72

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Solution

The fourth proportional to 1,548,157,551, 2,136,397,000.59 and 946,335,741.72 is: 1,305,906,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,157,551 : 2,136,397,000.59 = 946,335,741.72 : x
  2. Step 2: Convert to fraction form
    1,548,157,551/2,136,397,000.59 = 946,335,741.72/x
  3. Step 3: Cross multiply
    1,548,157,551x = 2,136,397,000.59 × 946,335,741.72
  4. Step 4: Simplify right side
    1,548,157,551x = 2,021,748,840,161,720,832
  5. Step 5: Solve for x
    x = 2,021,748,840,161,720,832/1,548,157,551
  6. Step 6: Final answer
    x = 1,305,906,391.02

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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.