Home / 543,190,154.10-814,227,218.10-266,415,681.30

Finding the Fourth Proportional to 543,190,154.10, 814,227,218.10 and 266,415,681.30

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Solution

The fourth proportional to 543,190,154.10, 814,227,218.10 and 266,415,681.30 is: 399,349,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,190,154.10 : 814,227,218.10 = 266,415,681.30 : x
  2. Step 2: Convert to fraction form
    543,190,154.10/814,227,218.10 = 266,415,681.30/x
  3. Step 3: Cross multiply
    543,190,154.10x = 814,227,218.10 × 266,415,681.30
  4. Step 4: Simplify right side
    543,190,154.10x = 216,922,899,043,115,200
  5. Step 5: Solve for x
    x = 216,922,899,043,115,200/543,190,154.10
  6. Step 6: Final answer
    x = 399,349,836.16

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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.