Home / 386,344,745.40-579,545,111.70-232,659,881.40

Finding the Fourth Proportional to 386,344,745.40, 579,545,111.70 and 232,659,881.40

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Solution

The fourth proportional to 386,344,745.40, 579,545,111.70 and 232,659,881.40 is: 349,006,680.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,344,745.40 : 579,545,111.70 = 232,659,881.40 : x
  2. Step 2: Convert to fraction form
    386,344,745.40/579,545,111.70 = 232,659,881.40/x
  3. Step 3: Cross multiply
    386,344,745.40x = 579,545,111.70 × 232,659,881.40
  4. Step 4: Simplify right side
    386,344,745.40x = 134,836,896,954,071,760
  5. Step 5: Solve for x
    x = 134,836,896,954,071,760/386,344,745.40
  6. Step 6: Final answer
    x = 349,006,680.07

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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.