Home / 12,891,649,085.60-19,337,473,628.40-3,575,379,005.60

Finding the Fourth Proportional to 12,891,649,085.60, 19,337,473,628.40 and 3,575,379,005.60

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Solution

The fourth proportional to 12,891,649,085.60, 19,337,473,628.40 and 3,575,379,005.60 is: 5,363,068,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,891,649,085.60 : 19,337,473,628.40 = 3,575,379,005.60 : x
  2. Step 2: Convert to fraction form
    12,891,649,085.60/19,337,473,628.40 = 3,575,379,005.60/x
  3. Step 3: Cross multiply
    12,891,649,085.60x = 19,337,473,628.40 × 3,575,379,005.60
  4. Step 4: Simplify right side
    12,891,649,085.60x = 69,138,797,232,325,017,600
  5. Step 5: Solve for x
    x = 69,138,797,232,325,017,600/12,891,649,085.60
  6. Step 6: Final answer
    x = 5,363,068,508.40

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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.