Home / 245,529,964.80-367,232,065.20-219,808,220.40

Finding the Fourth Proportional to 245,529,964.80, 367,232,065.20 and 219,808,220.40

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Solution

The fourth proportional to 245,529,964.80, 367,232,065.20 and 219,808,220.40 is: 328,760,796.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,529,964.80 : 367,232,065.20 = 219,808,220.40 : x
  2. Step 2: Convert to fraction form
    245,529,964.80/367,232,065.20 = 219,808,220.40/x
  3. Step 3: Cross multiply
    245,529,964.80x = 367,232,065.20 × 219,808,220.40
  4. Step 4: Simplify right side
    245,529,964.80x = 80,720,626,725,428,768
  5. Step 5: Solve for x
    x = 80,720,626,725,428,768/245,529,964.80
  6. Step 6: Final answer
    x = 328,760,796.23

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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.