Home / 360,232,717.15-497,121,574.80-195,220,286.65

Finding the Fourth Proportional to 360,232,717.15, 497,121,574.80 and 195,220,286.65

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Solution

The fourth proportional to 360,232,717.15, 497,121,574.80 and 195,220,286.65 is: 269,404,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,717.15 : 497,121,574.80 = 195,220,286.65 : x
  2. Step 2: Convert to fraction form
    360,232,717.15/497,121,574.80 = 195,220,286.65/x
  3. Step 3: Cross multiply
    360,232,717.15x = 497,121,574.80 × 195,220,286.65
  4. Step 4: Simplify right side
    360,232,717.15x = 97,048,216,332,355,424
  5. Step 5: Solve for x
    x = 97,048,216,332,355,424/360,232,717.15
  6. Step 6: Final answer
    x = 269,404,225.97

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1.5x scale

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.