Home / 2,929,695,605.64-4,394,365,274.88-1,038,985,257.78

Finding the Fourth Proportional to 2,929,695,605.64, 4,394,365,274.88 and 1,038,985,257.78

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Solution

The fourth proportional to 2,929,695,605.64, 4,394,365,274.88 and 1,038,985,257.78 is: 1,558,414,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,695,605.64 : 4,394,365,274.88 = 1,038,985,257.78 : x
  2. Step 2: Convert to fraction form
    2,929,695,605.64/4,394,365,274.88 = 1,038,985,257.78/x
  3. Step 3: Cross multiply
    2,929,695,605.64x = 4,394,365,274.88 × 1,038,985,257.78
  4. Step 4: Simplify right side
    2,929,695,605.64x = 4,565,680,737,900,677,120
  5. Step 5: Solve for x
    x = 4,565,680,737,900,677,120/2,929,695,605.64
  6. Step 6: Final answer
    x = 1,558,414,713.50

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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.