Home / 6,242,603,153.72-9,363,433,832.94-1,988,122,606.52

Finding the Fourth Proportional to 6,242,603,153.72, 9,363,433,832.94 and 1,988,122,606.52

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Solution

The fourth proportional to 6,242,603,153.72, 9,363,433,832.94 and 1,988,122,606.52 is: 2,982,033,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242,603,153.72 : 9,363,433,832.94 = 1,988,122,606.52 : x
  2. Step 2: Convert to fraction form
    6,242,603,153.72/9,363,433,832.94 = 1,988,122,606.52/x
  3. Step 3: Cross multiply
    6,242,603,153.72x = 9,363,433,832.94 × 1,988,122,606.52
  4. Step 4: Simplify right side
    6,242,603,153.72x = 18,615,654,477,922,226,176
  5. Step 5: Solve for x
    x = 18,615,654,477,922,226,176/6,242,603,153.72
  6. Step 6: Final answer
    x = 2,982,033,939.93

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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.