Home / 406,189,081-560,540,931.78-232,348,825

Finding the Fourth Proportional to 406,189,081, 560,540,931.78 and 232,348,825

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Solution

The fourth proportional to 406,189,081, 560,540,931.78 and 232,348,825 is: 320,641,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,189,081 : 560,540,931.78 = 232,348,825 : x
  2. Step 2: Convert to fraction form
    406,189,081/560,540,931.78 = 232,348,825/x
  3. Step 3: Cross multiply
    406,189,081x = 560,540,931.78 × 232,348,825
  4. Step 4: Simplify right side
    406,189,081x = 130,241,026,863,488,144
  5. Step 5: Solve for x
    x = 130,241,026,863,488,144/406,189,081
  6. Step 6: Final answer
    x = 320,641,378.50

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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.