Home / 360,232,721.65-497,121,581.01-195,220,291.15

Finding the Fourth Proportional to 360,232,721.65, 497,121,581.01 and 195,220,291.15

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Solution

The fourth proportional to 360,232,721.65, 497,121,581.01 and 195,220,291.15 is: 269,404,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,721.65 : 497,121,581.01 = 195,220,291.15 : x
  2. Step 2: Convert to fraction form
    360,232,721.65/497,121,581.01 = 195,220,291.15/x
  3. Step 3: Cross multiply
    360,232,721.65x = 497,121,581.01 × 195,220,291.15
  4. Step 4: Simplify right side
    360,232,721.65x = 97,048,219,781,720,512
  5. Step 5: Solve for x
    x = 97,048,219,781,720,512/360,232,721.65
  6. Step 6: Final answer
    x = 269,404,232.18

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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.