Home / 12,112,934,423.60-18,169,401,635.40-6,602,954,135.60

Finding the Fourth Proportional to 12,112,934,423.60, 18,169,401,635.40 and 6,602,954,135.60

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Solution

The fourth proportional to 12,112,934,423.60, 18,169,401,635.40 and 6,602,954,135.60 is: 9,904,431,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112,934,423.60 : 18,169,401,635.40 = 6,602,954,135.60 : x
  2. Step 2: Convert to fraction form
    12,112,934,423.60/18,169,401,635.40 = 6,602,954,135.60/x
  3. Step 3: Cross multiply
    12,112,934,423.60x = 18,169,401,635.40 × 6,602,954,135.60
  4. Step 4: Simplify right side
    12,112,934,423.60x = 119,971,725,669,841,846,272
  5. Step 5: Solve for x
    x = 119,971,725,669,841,846,272/12,112,934,423.60
  6. Step 6: Final answer
    x = 9,904,431,203.40

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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.