Home / 15,640,157,460.80-23,487,445,970.40-8,293,517,076.80

Finding the Fourth Proportional to 15,640,157,460.80, 23,487,445,970.40 and 8,293,517,076.80

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Solution

The fourth proportional to 15,640,157,460.80, 23,487,445,970.40 and 8,293,517,076.80 is: 12,454,704,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640,157,460.80 : 23,487,445,970.40 = 8,293,517,076.80 : x
  2. Step 2: Convert to fraction form
    15,640,157,460.80/23,487,445,970.40 = 8,293,517,076.80/x
  3. Step 3: Cross multiply
    15,640,157,460.80x = 23,487,445,970.40 × 8,293,517,076.80
  4. Step 4: Simplify right side
    15,640,157,460.80x = 194,793,534,245,929,779,200
  5. Step 5: Solve for x
    x = 194,793,534,245,929,779,200/15,640,157,460.80
  6. Step 6: Final answer
    x = 12,454,704,163.57

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Double scale
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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.