Home / 206,455,565.52-284,906,424.60-113,634,075.60

Finding the Fourth Proportional to 206,455,565.52, 284,906,424.60 and 113,634,075.60

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Solution

The fourth proportional to 206,455,565.52, 284,906,424.60 and 113,634,075.60 is: 156,813,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,455,565.52 : 284,906,424.60 = 113,634,075.60 : x
  2. Step 2: Convert to fraction form
    206,455,565.52/284,906,424.60 = 113,634,075.60/x
  3. Step 3: Cross multiply
    206,455,565.52x = 284,906,424.60 × 113,634,075.60
  4. Step 4: Simplify right side
    206,455,565.52x = 32,375,078,191,922,100
  5. Step 5: Solve for x
    x = 32,375,078,191,922,100/206,455,565.52
  6. Step 6: Final answer
    x = 156,813,782.72

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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.