Home / 199,688,329.80-299,532,494.70-144,843,618.60

Finding the Fourth Proportional to 199,688,329.80, 299,532,494.70 and 144,843,618.60

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Solution

The fourth proportional to 199,688,329.80, 299,532,494.70 and 144,843,618.60 is: 217,265,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,688,329.80 : 299,532,494.70 = 144,843,618.60 : x
  2. Step 2: Convert to fraction form
    199,688,329.80/299,532,494.70 = 144,843,618.60/x
  3. Step 3: Cross multiply
    199,688,329.80x = 299,532,494.70 × 144,843,618.60
  4. Step 4: Simplify right side
    199,688,329.80x = 43,385,370,420,633,320
  5. Step 5: Solve for x
    x = 43,385,370,420,633,320/199,688,329.80
  6. Step 6: Final answer
    x = 217,265,427.90

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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.