Home / 51,018,451,568.40-76,527,677,352.60-17,897,347,837.20

Finding the Fourth Proportional to 51,018,451,568.40, 76,527,677,352.60 and 17,897,347,837.20

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Solution

The fourth proportional to 51,018,451,568.40, 76,527,677,352.60 and 17,897,347,837.20 is: 26,846,021,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,451,568.40 : 76,527,677,352.60 = 17,897,347,837.20 : x
  2. Step 2: Convert to fraction form
    51,018,451,568.40/76,527,677,352.60 = 17,897,347,837.20/x
  3. Step 3: Cross multiply
    51,018,451,568.40x = 76,527,677,352.60 × 17,897,347,837.20
  4. Step 4: Simplify right side
    51,018,451,568.40x = 1,369,642,460,752,495,247,360
  5. Step 5: Solve for x
    x = 1,369,642,460,752,495,247,360/51,018,451,568.40
  6. Step 6: Final answer
    x = 26,846,021,755.80

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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.