Home / 410,107,568.67-565,946,382.38-221,935,726.71

Finding the Fourth Proportional to 410,107,568.67, 565,946,382.38 and 221,935,726.71

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Solution

The fourth proportional to 410,107,568.67, 565,946,382.38 and 221,935,726.71 is: 306,270,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,107,568.67 : 565,946,382.38 = 221,935,726.71 : x
  2. Step 2: Convert to fraction form
    410,107,568.67/565,946,382.38 = 221,935,726.71/x
  3. Step 3: Cross multiply
    410,107,568.67x = 565,946,382.38 × 221,935,726.71
  4. Step 4: Simplify right side
    410,107,568.67x = 125,603,721,651,291,168
  5. Step 5: Solve for x
    x = 125,603,721,651,291,168/410,107,568.67
  6. Step 6: Final answer
    x = 306,270,186.77

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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.