Home / 1,250,293,830.71-1,874,964,026.03-421,024,824.41

Finding the Fourth Proportional to 1,250,293,830.71, 1,874,964,026.03 and 421,024,824.41

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Solution

The fourth proportional to 1,250,293,830.71, 1,874,964,026.03 and 421,024,824.41 is: 631,376,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,293,830.71 : 1,874,964,026.03 = 421,024,824.41 : x
  2. Step 2: Convert to fraction form
    1,250,293,830.71/1,874,964,026.03 = 421,024,824.41/x
  3. Step 3: Cross multiply
    1,250,293,830.71x = 1,874,964,026.03 × 421,024,824.41
  4. Step 4: Simplify right side
    1,250,293,830.71x = 789,406,399,822,867,456
  5. Step 5: Solve for x
    x = 789,406,399,822,867,456/1,250,293,830.71
  6. Step 6: Final answer
    x = 631,376,705.57

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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.