Home / 1,250,695,976.78-1,876,057,436.28-377,304,911.84

Finding the Fourth Proportional to 1,250,695,976.78, 1,876,057,436.28 and 377,304,911.84

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Solution

The fourth proportional to 1,250,695,976.78, 1,876,057,436.28 and 377,304,911.84 is: 565,961,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,695,976.78 : 1,876,057,436.28 = 377,304,911.84 : x
  2. Step 2: Convert to fraction form
    1,250,695,976.78/1,876,057,436.28 = 377,304,911.84/x
  3. Step 3: Cross multiply
    1,250,695,976.78x = 1,876,057,436.28 × 377,304,911.84
  4. Step 4: Simplify right side
    1,250,695,976.78x = 707,845,685,602,401,792
  5. Step 5: Solve for x
    x = 707,845,685,602,401,792/1,250,695,976.78
  6. Step 6: Final answer
    x = 565,961,431.67

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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.