Home / 210,448,679.94-313,453,897.62-201,006,304.20

Finding the Fourth Proportional to 210,448,679.94, 313,453,897.62 and 201,006,304.20

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Solution

The fourth proportional to 210,448,679.94, 313,453,897.62 and 201,006,304.20 is: 299,389,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,448,679.94 : 313,453,897.62 = 201,006,304.20 : x
  2. Step 2: Convert to fraction form
    210,448,679.94/313,453,897.62 = 201,006,304.20/x
  3. Step 3: Cross multiply
    210,448,679.94x = 313,453,897.62 × 201,006,304.20
  4. Step 4: Simplify right side
    210,448,679.94x = 63,006,209,497,681,376
  5. Step 5: Solve for x
    x = 63,006,209,497,681,376/210,448,679.94
  6. Step 6: Final answer
    x = 299,389,901.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.