Home / 26,904,256,979.60-40,356,385,469.40-18,535,974,417.20

Finding the Fourth Proportional to 26,904,256,979.60, 40,356,385,469.40 and 18,535,974,417.20

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Solution

The fourth proportional to 26,904,256,979.60, 40,356,385,469.40 and 18,535,974,417.20 is: 27,803,961,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904,256,979.60 : 40,356,385,469.40 = 18,535,974,417.20 : x
  2. Step 2: Convert to fraction form
    26,904,256,979.60/40,356,385,469.40 = 18,535,974,417.20/x
  3. Step 3: Cross multiply
    26,904,256,979.60x = 40,356,385,469.40 × 18,535,974,417.20
  4. Step 4: Simplify right side
    26,904,256,979.60x = 748,044,928,631,460,331,520
  5. Step 5: Solve for x
    x = 748,044,928,631,460,331,520/26,904,256,979.60
  6. Step 6: Final answer
    x = 27,803,961,625.80

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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.