Home / 154,225,010.52-231,338,056.50-39,209,565.24

Finding the Fourth Proportional to 154,225,010.52, 231,338,056.50 and 39,209,565.24

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Solution

The fourth proportional to 154,225,010.52, 231,338,056.50 and 39,209,565.24 is: 58,814,485.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,225,010.52 : 231,338,056.50 = 39,209,565.24 : x
  2. Step 2: Convert to fraction form
    154,225,010.52/231,338,056.50 = 39,209,565.24/x
  3. Step 3: Cross multiply
    154,225,010.52x = 231,338,056.50 × 39,209,565.24
  4. Step 4: Simplify right side
    154,225,010.52x = 9,070,664,618,831,556
  5. Step 5: Solve for x
    x = 9,070,664,618,831,556/154,225,010.52
  6. Step 6: Final answer
    x = 58,814,485.33

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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.