Home / 28,204,032,406.70-42,306,048,610.05-26,598,767,408.30

Finding the Fourth Proportional to 28,204,032,406.70, 42,306,048,610.05 and 26,598,767,408.30

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Solution

The fourth proportional to 28,204,032,406.70, 42,306,048,610.05 and 26,598,767,408.30 is: 39,898,151,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204,032,406.70 : 42,306,048,610.05 = 26,598,767,408.30 : x
  2. Step 2: Convert to fraction form
    28,204,032,406.70/42,306,048,610.05 = 26,598,767,408.30/x
  3. Step 3: Cross multiply
    28,204,032,406.70x = 42,306,048,610.05 × 26,598,767,408.30
  4. Step 4: Simplify right side
    28,204,032,406.70x = 1,125,288,746,942,953,553,920
  5. Step 5: Solve for x
    x = 1,125,288,746,942,953,553,920/28,204,032,406.70
  6. Step 6: Final answer
    x = 39,898,151,112.45

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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.