Home / 2,690,804,349.46-4,038,266,633.08-1,217,978,468.09

Finding the Fourth Proportional to 2,690,804,349.46, 4,038,266,633.08 and 1,217,978,468.09

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Solution

The fourth proportional to 2,690,804,349.46, 4,038,266,633.08 and 1,217,978,468.09 is: 1,827,900,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,804,349.46 : 4,038,266,633.08 = 1,217,978,468.09 : x
  2. Step 2: Convert to fraction form
    2,690,804,349.46/4,038,266,633.08 = 1,217,978,468.09/x
  3. Step 3: Cross multiply
    2,690,804,349.46x = 4,038,266,633.08 × 1,217,978,468.09
  4. Step 4: Simplify right side
    2,690,804,349.46x = 4,918,521,807,497,740,288
  5. Step 5: Solve for x
    x = 4,918,521,807,497,740,288/2,690,804,349.46
  6. Step 6: Final answer
    x = 1,827,900,199.61

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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.