Home / 375,147,171.10-517,706,135.81-207,886,226.21

Finding the Fourth Proportional to 375,147,171.10, 517,706,135.81 and 207,886,226.21

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Solution

The fourth proportional to 375,147,171.10, 517,706,135.81 and 207,886,226.21 is: 286,884,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,147,171.10 : 517,706,135.81 = 207,886,226.21 : x
  2. Step 2: Convert to fraction form
    375,147,171.10/517,706,135.81 = 207,886,226.21/x
  3. Step 3: Cross multiply
    375,147,171.10x = 517,706,135.81 × 207,886,226.21
  4. Step 4: Simplify right side
    375,147,171.10x = 107,623,974,858,263,216
  5. Step 5: Solve for x
    x = 107,623,974,858,263,216/375,147,171.10
  6. Step 6: Final answer
    x = 286,884,676.60

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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.