Home / 152,244,672.39-210,099,663.43-82,630,887.75

Finding the Fourth Proportional to 152,244,672.39, 210,099,663.43 and 82,630,887.75

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Solution

The fourth proportional to 152,244,672.39, 210,099,663.43 and 82,630,887.75 is: 114,031,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,244,672.39 : 210,099,663.43 = 82,630,887.75 : x
  2. Step 2: Convert to fraction form
    152,244,672.39/210,099,663.43 = 82,630,887.75/x
  3. Step 3: Cross multiply
    152,244,672.39x = 210,099,663.43 × 82,630,887.75
  4. Step 4: Simplify right side
    152,244,672.39x = 17,360,721,704,990,534
  5. Step 5: Solve for x
    x = 17,360,721,704,990,534/152,244,672.39
  6. Step 6: Final answer
    x = 114,031,719.02

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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.