Home / 1,397,251,642.40-2,095,877,463.60-853,056,058.40

Finding the Fourth Proportional to 1,397,251,642.40, 2,095,877,463.60 and 853,056,058.40

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Solution

The fourth proportional to 1,397,251,642.40, 2,095,877,463.60 and 853,056,058.40 is: 1,279,584,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,251,642.40 : 2,095,877,463.60 = 853,056,058.40 : x
  2. Step 2: Convert to fraction form
    1,397,251,642.40/2,095,877,463.60 = 853,056,058.40/x
  3. Step 3: Cross multiply
    1,397,251,642.40x = 2,095,877,463.60 × 853,056,058.40
  4. Step 4: Simplify right side
    1,397,251,642.40x = 1,787,900,967,988,005,376
  5. Step 5: Solve for x
    x = 1,787,900,967,988,005,376/1,397,251,642.40
  6. Step 6: Final answer
    x = 1,279,584,087.60

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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.