Home / 3,140,997,200.90-4,711,495,801.35-2,657,267,792.90

Finding the Fourth Proportional to 3,140,997,200.90, 4,711,495,801.35 and 2,657,267,792.90

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Solution

The fourth proportional to 3,140,997,200.90, 4,711,495,801.35 and 2,657,267,792.90 is: 3,985,901,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,997,200.90 : 4,711,495,801.35 = 2,657,267,792.90 : x
  2. Step 2: Convert to fraction form
    3,140,997,200.90/4,711,495,801.35 = 2,657,267,792.90/x
  3. Step 3: Cross multiply
    3,140,997,200.90x = 4,711,495,801.35 × 2,657,267,792.90
  4. Step 4: Simplify right side
    3,140,997,200.90x = 12,519,706,049,310,932,992
  5. Step 5: Solve for x
    x = 12,519,706,049,310,932,992/3,140,997,200.90
  6. Step 6: Final answer
    x = 3,985,901,689.35

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Double scale
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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.