Home / 1,728,693,885.42-2,592,866,317.68-1,172,029,948.20

Finding the Fourth Proportional to 1,728,693,885.42, 2,592,866,317.68 and 1,172,029,948.20

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Solution

The fourth proportional to 1,728,693,885.42, 2,592,866,317.68 and 1,172,029,948.20 is: 1,757,926,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,693,885.42 : 2,592,866,317.68 = 1,172,029,948.20 : x
  2. Step 2: Convert to fraction form
    1,728,693,885.42/2,592,866,317.68 = 1,172,029,948.20/x
  3. Step 3: Cross multiply
    1,728,693,885.42x = 2,592,866,317.68 × 1,172,029,948.20
  4. Step 4: Simplify right side
    1,728,693,885.42x = 3,038,916,976,000,014,848
  5. Step 5: Solve for x
    x = 3,038,916,976,000,014,848/1,728,693,885.42
  6. Step 6: Final answer
    x = 1,757,926,606.69

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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.