Home / 1,413,657,699.42-2,120,631,358.77-540,993,027.90

Finding the Fourth Proportional to 1,413,657,699.42, 2,120,631,358.77 and 540,993,027.90

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Solution

The fourth proportional to 1,413,657,699.42, 2,120,631,358.77 and 540,993,027.90 is: 811,544,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,657,699.42 : 2,120,631,358.77 = 540,993,027.90 : x
  2. Step 2: Convert to fraction form
    1,413,657,699.42/2,120,631,358.77 = 540,993,027.90/x
  3. Step 3: Cross multiply
    1,413,657,699.42x = 2,120,631,358.77 × 540,993,027.90
  4. Step 4: Simplify right side
    1,413,657,699.42x = 1,147,246,779,840,673,408
  5. Step 5: Solve for x
    x = 1,147,246,779,840,673,408/1,413,657,699.42
  6. Step 6: Final answer
    x = 811,544,959.09

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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.