Home / 17,936,171,385.40-26,904,257,078.10-12,357,316,343.80

Finding the Fourth Proportional to 17,936,171,385.40, 26,904,257,078.10 and 12,357,316,343.80

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Solution

The fourth proportional to 17,936,171,385.40, 26,904,257,078.10 and 12,357,316,343.80 is: 18,535,974,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936,171,385.40 : 26,904,257,078.10 = 12,357,316,343.80 : x
  2. Step 2: Convert to fraction form
    17,936,171,385.40/26,904,257,078.10 = 12,357,316,343.80/x
  3. Step 3: Cross multiply
    17,936,171,385.40x = 26,904,257,078.10 × 12,357,316,343.80
  4. Step 4: Simplify right side
    17,936,171,385.40x = 332,464,415,709,001,940,992
  5. Step 5: Solve for x
    x = 332,464,415,709,001,940,992/17,936,171,385.40
  6. Step 6: Final answer
    x = 18,535,974,515.70

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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.