Home / 180,505,191.22-249,330,828.95-149,269,411.06

Finding the Fourth Proportional to 180,505,191.22, 249,330,828.95 and 149,269,411.06

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Solution

The fourth proportional to 180,505,191.22, 249,330,828.95 and 149,269,411.06 is: 206,185,017.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,505,191.22 : 249,330,828.95 = 149,269,411.06 : x
  2. Step 2: Convert to fraction form
    180,505,191.22/249,330,828.95 = 149,269,411.06/x
  3. Step 3: Cross multiply
    180,505,191.22x = 249,330,828.95 × 149,269,411.06
  4. Step 4: Simplify right side
    180,505,191.22x = 37,217,465,995,658,184
  5. Step 5: Solve for x
    x = 37,217,465,995,658,184/180,505,191.22
  6. Step 6: Final answer
    x = 206,185,017.42

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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.