Home / 1,174,560,949.46-1,620,435,354.80-672,501,412.38

Finding the Fourth Proportional to 1,174,560,949.46, 1,620,435,354.80 and 672,501,412.38

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Solution

The fourth proportional to 1,174,560,949.46, 1,620,435,354.80 and 672,501,412.38 is: 927,789,286.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,560,949.46 : 1,620,435,354.80 = 672,501,412.38 : x
  2. Step 2: Convert to fraction form
    1,174,560,949.46/1,620,435,354.80 = 672,501,412.38/x
  3. Step 3: Cross multiply
    1,174,560,949.46x = 1,620,435,354.80 × 672,501,412.38
  4. Step 4: Simplify right side
    1,174,560,949.46x = 1,089,745,064,773,486,336
  5. Step 5: Solve for x
    x = 1,089,745,064,773,486,336/1,174,560,949.46
  6. Step 6: Final answer
    x = 927,789,286.09

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1.5x scale

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.