Home / 97,017,002.12-133,882,641.78-53,556,005

Finding the Fourth Proportional to 97,017,002.12, 133,882,641.78 and 53,556,005

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Solution

The fourth proportional to 97,017,002.12, 133,882,641.78 and 53,556,005 is: 73,906,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,017,002.12 : 133,882,641.78 = 53,556,005 : x
  2. Step 2: Convert to fraction form
    97,017,002.12/133,882,641.78 = 53,556,005/x
  3. Step 3: Cross multiply
    97,017,002.12x = 133,882,641.78 × 53,556,005
  4. Step 4: Simplify right side
    97,017,002.12x = 7,170,219,432,582,889
  5. Step 5: Solve for x
    x = 7,170,219,432,582,889/97,017,002.12
  6. Step 6: Final answer
    x = 73,906,833.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.