Home / 248,933,411.70-373,400,117.55-105,307,581.30

Finding the Fourth Proportional to 248,933,411.70, 373,400,117.55 and 105,307,581.30

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Solution

The fourth proportional to 248,933,411.70, 373,400,117.55 and 105,307,581.30 is: 157,961,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,933,411.70 : 373,400,117.55 = 105,307,581.30 : x
  2. Step 2: Convert to fraction form
    248,933,411.70/373,400,117.55 = 105,307,581.30/x
  3. Step 3: Cross multiply
    248,933,411.70x = 373,400,117.55 × 105,307,581.30
  4. Step 4: Simplify right side
    248,933,411.70x = 39,321,863,236,326,184
  5. Step 5: Solve for x
    x = 39,321,863,236,326,184/248,933,411.70
  6. Step 6: Final answer
    x = 157,961,371.95

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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.