Home / 154,872,664.31-232,307,421.82-39,856,759.67

Finding the Fourth Proportional to 154,872,664.31, 232,307,421.82 and 39,856,759.67

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Solution

The fourth proportional to 154,872,664.31, 232,307,421.82 and 39,856,759.67 is: 59,784,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,872,664.31 : 232,307,421.82 = 39,856,759.67 : x
  2. Step 2: Convert to fraction form
    154,872,664.31/232,307,421.82 = 39,856,759.67/x
  3. Step 3: Cross multiply
    154,872,664.31x = 232,307,421.82 × 39,856,759.67
  4. Step 4: Simplify right side
    154,872,664.31x = 9,259,021,081,037,054
  5. Step 5: Solve for x
    x = 9,259,021,081,037,054/154,872,664.31
  6. Step 6: Final answer
    x = 59,784,734.27

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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.