Home / 971,822,915.10-1,458,074,494.89-281,771,577.18

Finding the Fourth Proportional to 971,822,915.10, 1,458,074,494.89 and 281,771,577.18

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Solution

The fourth proportional to 971,822,915.10, 1,458,074,494.89 and 281,771,577.18 is: 422,755,981.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,822,915.10 : 1,458,074,494.89 = 281,771,577.18 : x
  2. Step 2: Convert to fraction form
    971,822,915.10/1,458,074,494.89 = 281,771,577.18/x
  3. Step 3: Cross multiply
    971,822,915.10x = 1,458,074,494.89 × 281,771,577.18
  4. Step 4: Simplify right side
    971,822,915.10x = 410,843,950,071,087,168
  5. Step 5: Solve for x
    x = 410,843,950,071,087,168/971,822,915.10
  6. Step 6: Final answer
    x = 422,755,981.25

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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.