Home / 180,438,120.56-249,006,995.16-97,932,894.32

Finding the Fourth Proportional to 180,438,120.56, 249,006,995.16 and 97,932,894.32

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Solution

The fourth proportional to 180,438,120.56, 249,006,995.16 and 97,932,894.32 is: 135,148,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,438,120.56 : 249,006,995.16 = 97,932,894.32 : x
  2. Step 2: Convert to fraction form
    180,438,120.56/249,006,995.16 = 97,932,894.32/x
  3. Step 3: Cross multiply
    180,438,120.56x = 249,006,995.16 × 97,932,894.32
  4. Step 4: Simplify right side
    180,438,120.56x = 24,385,975,741,945,028
  5. Step 5: Solve for x
    x = 24,385,975,741,945,028/180,438,120.56
  6. Step 6: Final answer
    x = 135,148,690.68

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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.