Home / 279,757,054.49-386,065,935.43-152,600,503.84

Finding the Fourth Proportional to 279,757,054.49, 386,065,935.43 and 152,600,503.84

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Solution

The fourth proportional to 279,757,054.49, 386,065,935.43 and 152,600,503.84 is: 210,589,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,757,054.49 : 386,065,935.43 = 152,600,503.84 : x
  2. Step 2: Convert to fraction form
    279,757,054.49/386,065,935.43 = 152,600,503.84/x
  3. Step 3: Cross multiply
    279,757,054.49x = 386,065,935.43 × 152,600,503.84
  4. Step 4: Simplify right side
    279,757,054.49x = 58,913,856,262,752,240
  5. Step 5: Solve for x
    x = 58,913,856,262,752,240/279,757,054.49
  6. Step 6: Final answer
    x = 210,589,350.00

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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.