Home / 10,917,799,615.20-16,376,699,422.80-4,379,390,450.40

Finding the Fourth Proportional to 10,917,799,615.20, 16,376,699,422.80 and 4,379,390,450.40

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Solution

The fourth proportional to 10,917,799,615.20, 16,376,699,422.80 and 4,379,390,450.40 is: 6,569,085,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,799,615.20 : 16,376,699,422.80 = 4,379,390,450.40 : x
  2. Step 2: Convert to fraction form
    10,917,799,615.20/16,376,699,422.80 = 4,379,390,450.40/x
  3. Step 3: Cross multiply
    10,917,799,615.20x = 16,376,699,422.80 × 4,379,390,450.40
  4. Step 4: Simplify right side
    10,917,799,615.20x = 71,719,961,061,281,505,280
  5. Step 5: Solve for x
    x = 71,719,961,061,281,505,280/10,917,799,615.20
  6. Step 6: Final answer
    x = 6,569,085,675.60

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Similar ratio
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1.5x scale

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.