Home / 336,455,151.32-504,678,667.32-87,438,347.66

Finding the Fourth Proportional to 336,455,151.32, 504,678,667.32 and 87,438,347.66

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Solution

The fourth proportional to 336,455,151.32, 504,678,667.32 and 87,438,347.66 is: 131,156,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,455,151.32 : 504,678,667.32 = 87,438,347.66 : x
  2. Step 2: Convert to fraction form
    336,455,151.32/504,678,667.32 = 87,438,347.66/x
  3. Step 3: Cross multiply
    336,455,151.32x = 504,678,667.32 × 87,438,347.66
  4. Step 4: Simplify right side
    336,455,151.32x = 44,128,268,769,711,640
  5. Step 5: Solve for x
    x = 44,128,268,769,711,640/336,455,151.32
  6. Step 6: Final answer
    x = 131,156,466.46

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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.