Home / 203,427,249.30-280,721,864.16-110,607,834.60

Finding the Fourth Proportional to 203,427,249.30, 280,721,864.16 and 110,607,834.60

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Solution

The fourth proportional to 203,427,249.30, 280,721,864.16 and 110,607,834.60 is: 152,634,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,427,249.30 : 280,721,864.16 = 110,607,834.60 : x
  2. Step 2: Convert to fraction form
    203,427,249.30/280,721,864.16 = 110,607,834.60/x
  3. Step 3: Cross multiply
    203,427,249.30x = 280,721,864.16 × 110,607,834.60
  4. Step 4: Simplify right side
    203,427,249.30x = 31,050,037,519,612,948
  5. Step 5: Solve for x
    x = 31,050,037,519,612,948/203,427,249.30
  6. Step 6: Final answer
    x = 152,634,603.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.