Home / 360,786,784.28-497,887,127.96-195,774,353.78

Finding the Fourth Proportional to 360,786,784.28, 497,887,127.96 and 195,774,353.78

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Solution

The fourth proportional to 360,786,784.28, 497,887,127.96 and 195,774,353.78 is: 270,169,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,786,784.28 : 497,887,127.96 = 195,774,353.78 : x
  2. Step 2: Convert to fraction form
    360,786,784.28/497,887,127.96 = 195,774,353.78/x
  3. Step 3: Cross multiply
    360,786,784.28x = 497,887,127.96 × 195,774,353.78
  4. Step 4: Simplify right side
    360,786,784.28x = 97,473,530,728,280,864
  5. Step 5: Solve for x
    x = 97,473,530,728,280,864/360,786,784.28
  6. Step 6: Final answer
    x = 270,169,349.26

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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.