Home / 203,200,555.71-280,424,475.26-113,894,150.50

Finding the Fourth Proportional to 203,200,555.71, 280,424,475.26 and 113,894,150.50

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Solution

The fourth proportional to 203,200,555.71, 280,424,475.26 and 113,894,150.50 is: 157,178,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,200,555.71 : 280,424,475.26 = 113,894,150.50 : x
  2. Step 2: Convert to fraction form
    203,200,555.71/280,424,475.26 = 113,894,150.50/x
  3. Step 3: Cross multiply
    203,200,555.71x = 280,424,475.26 × 113,894,150.50
  4. Step 4: Simplify right side
    203,200,555.71x = 31,938,707,389,145,964
  5. Step 5: Solve for x
    x = 31,938,707,389,145,964/203,200,555.71
  6. Step 6: Final answer
    x = 157,178,248.25

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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.