Home / 386,345,448.40-579,546,166.20-232,660,584.40

Finding the Fourth Proportional to 386,345,448.40, 579,546,166.20 and 232,660,584.40

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Solution

The fourth proportional to 386,345,448.40, 579,546,166.20 and 232,660,584.40 is: 349,007,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,345,448.40 : 579,546,166.20 = 232,660,584.40 : x
  2. Step 2: Convert to fraction form
    386,345,448.40/579,546,166.20 = 232,660,584.40/x
  3. Step 3: Cross multiply
    386,345,448.40x = 579,546,166.20 × 232,660,584.40
  4. Step 4: Simplify right side
    386,345,448.40x = 134,837,549,714,871,536
  5. Step 5: Solve for x
    x = 134,837,549,714,871,536/386,345,448.40
  6. Step 6: Final answer
    x = 349,007,734.59

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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.