Home / 386,345,449.40-579,546,167.70-232,660,585.40

Finding the Fourth Proportional to 386,345,449.40, 579,546,167.70 and 232,660,585.40

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Solution

The fourth proportional to 386,345,449.40, 579,546,167.70 and 232,660,585.40 is: 349,007,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,345,449.40 : 579,546,167.70 = 232,660,585.40 : x
  2. Step 2: Convert to fraction form
    386,345,449.40/579,546,167.70 = 232,660,585.40/x
  3. Step 3: Cross multiply
    386,345,449.40x = 579,546,167.70 × 232,660,585.40
  4. Step 4: Simplify right side
    386,345,449.40x = 134,837,550,643,408,592
  5. Step 5: Solve for x
    x = 134,837,550,643,408,592/386,345,449.40
  6. Step 6: Final answer
    x = 349,007,736.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.