Home / 296,540,962.96-409,229,857.72-169,398,479.47

Finding the Fourth Proportional to 296,540,962.96, 409,229,857.72 and 169,398,479.47

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Solution

The fourth proportional to 296,540,962.96, 409,229,857.72 and 169,398,479.47 is: 233,771,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,540,962.96 : 409,229,857.72 = 169,398,479.47 : x
  2. Step 2: Convert to fraction form
    296,540,962.96/409,229,857.72 = 169,398,479.47/x
  3. Step 3: Cross multiply
    296,540,962.96x = 409,229,857.72 × 169,398,479.47
  4. Step 4: Simplify right side
    296,540,962.96x = 69,322,915,651,492,448
  5. Step 5: Solve for x
    x = 69,322,915,651,492,448/296,540,962.96
  6. Step 6: Final answer
    x = 233,771,803.26

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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.