Home / 70,010,089.08-96,615,469.51-38,648,063.78

Finding the Fourth Proportional to 70,010,089.08, 96,615,469.51 and 38,648,063.78

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Solution

The fourth proportional to 70,010,089.08, 96,615,469.51 and 38,648,063.78 is: 53,335,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,010,089.08 : 96,615,469.51 = 38,648,063.78 : x
  2. Step 2: Convert to fraction form
    70,010,089.08/96,615,469.51 = 38,648,063.78/x
  3. Step 3: Cross multiply
    70,010,089.08x = 96,615,469.51 × 38,648,063.78
  4. Step 4: Simplify right side
    70,010,089.08x = 3,734,000,827,757,125.50
  5. Step 5: Solve for x
    x = 3,734,000,827,757,125.50/70,010,089.08
  6. Step 6: Final answer
    x = 53,335,181.78

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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.