Home / 286,684,827.42-395,613,666.60-169,247,987.48

Finding the Fourth Proportional to 286,684,827.42, 395,613,666.60 and 169,247,987.48

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Solution

The fourth proportional to 286,684,827.42, 395,613,666.60 and 169,247,987.48 is: 233,555,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,684,827.42 : 395,613,666.60 = 169,247,987.48 : x
  2. Step 2: Convert to fraction form
    286,684,827.42/395,613,666.60 = 169,247,987.48/x
  3. Step 3: Cross multiply
    286,684,827.42x = 395,613,666.60 × 169,247,987.48
  4. Step 4: Simplify right side
    286,684,827.42x = 66,956,816,891,633,696
  5. Step 5: Solve for x
    x = 66,956,816,891,633,696/286,684,827.42
  6. Step 6: Final answer
    x = 233,555,495.40

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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.