Home / 363,900,158.10-544,716,496.35-261,863,486.10

Finding the Fourth Proportional to 363,900,158.10, 544,716,496.35 and 261,863,486.10

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Solution

The fourth proportional to 363,900,158.10, 544,716,496.35 and 261,863,486.10 is: 391,979,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,900,158.10 : 544,716,496.35 = 261,863,486.10 : x
  2. Step 2: Convert to fraction form
    363,900,158.10/544,716,496.35 = 261,863,486.10/x
  3. Step 3: Cross multiply
    363,900,158.10x = 544,716,496.35 × 261,863,486.10
  4. Step 4: Simplify right side
    363,900,158.10x = 142,641,360,670,388,928
  5. Step 5: Solve for x
    x = 142,641,360,670,388,928/363,900,158.10
  6. Step 6: Final answer
    x = 391,979,386.37

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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.