Home / 5,613,776,315.78-7,747,072,537.78-3,107,691,878.54

Finding the Fourth Proportional to 5,613,776,315.78, 7,747,072,537.78 and 3,107,691,878.54

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Solution

The fourth proportional to 5,613,776,315.78, 7,747,072,537.78 and 3,107,691,878.54 is: 4,288,648,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,776,315.78 : 7,747,072,537.78 = 3,107,691,878.54 : x
  2. Step 2: Convert to fraction form
    5,613,776,315.78/7,747,072,537.78 = 3,107,691,878.54/x
  3. Step 3: Cross multiply
    5,613,776,315.78x = 7,747,072,537.78 × 3,107,691,878.54
  4. Step 4: Simplify right side
    5,613,776,315.78x = 24,075,514,408,119,173,120
  5. Step 5: Solve for x
    x = 24,075,514,408,119,173,120/5,613,776,315.78
  6. Step 6: Final answer
    x = 4,288,648,683.85

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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.