Home / 2,638,110,762.48-3,957,293,403.72-867,442,278.84

Finding the Fourth Proportional to 2,638,110,762.48, 3,957,293,403.72 and 867,442,278.84

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Solution

The fourth proportional to 2,638,110,762.48, 3,957,293,403.72 and 867,442,278.84 is: 1,301,205,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,110,762.48 : 3,957,293,403.72 = 867,442,278.84 : x
  2. Step 2: Convert to fraction form
    2,638,110,762.48/3,957,293,403.72 = 867,442,278.84/x
  3. Step 3: Cross multiply
    2,638,110,762.48x = 3,957,293,403.72 × 867,442,278.84
  4. Step 4: Simplify right side
    2,638,110,762.48x = 3,432,723,608,161,376,768
  5. Step 5: Solve for x
    x = 3,432,723,608,161,376,768/2,638,110,762.48
  6. Step 6: Final answer
    x = 1,301,205,262.87

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1.5x scale

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.