Home / 172,580,880.90-258,872,289.08-57,565,107.48

Finding the Fourth Proportional to 172,580,880.90, 258,872,289.08 and 57,565,107.48

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Solution

The fourth proportional to 172,580,880.90, 258,872,289.08 and 57,565,107.48 is: 86,347,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,580,880.90 : 258,872,289.08 = 57,565,107.48 : x
  2. Step 2: Convert to fraction form
    172,580,880.90/258,872,289.08 = 57,565,107.48/x
  3. Step 3: Cross multiply
    172,580,880.90x = 258,872,289.08 × 57,565,107.48
  4. Step 4: Simplify right side
    172,580,880.90x = 14,902,011,144,483,830
  5. Step 5: Solve for x
    x = 14,902,011,144,483,830/172,580,880.90
  6. Step 6: Final answer
    x = 86,347,984.01

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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.