Home / 125,380,603.36-188,085,862.32-60,637,885.84

Finding the Fourth Proportional to 125,380,603.36, 188,085,862.32 and 60,637,885.84

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Solution

The fourth proportional to 125,380,603.36, 188,085,862.32 and 60,637,885.84 is: 90,964,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,380,603.36 : 188,085,862.32 = 60,637,885.84 : x
  2. Step 2: Convert to fraction form
    125,380,603.36/188,085,862.32 = 60,637,885.84/x
  3. Step 3: Cross multiply
    125,380,603.36x = 188,085,862.32 × 60,637,885.84
  4. Step 4: Simplify right side
    125,380,603.36x = 11,405,129,047,478,118
  5. Step 5: Solve for x
    x = 11,405,129,047,478,118/125,380,603.36
  6. Step 6: Final answer
    x = 90,964,062.56

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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.