Home / 384,031,971.68-575,983,040.06-107,619,616.67

Finding the Fourth Proportional to 384,031,971.68, 575,983,040.06 and 107,619,616.67

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Solution

The fourth proportional to 384,031,971.68, 575,983,040.06 and 107,619,616.67 is: 161,411,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,031,971.68 : 575,983,040.06 = 107,619,616.67 : x
  2. Step 2: Convert to fraction form
    384,031,971.68/575,983,040.06 = 107,619,616.67/x
  3. Step 3: Cross multiply
    384,031,971.68x = 575,983,040.06 × 107,619,616.67
  4. Step 4: Simplify right side
    384,031,971.68x = 61,987,073,977,067,592
  5. Step 5: Solve for x
    x = 61,987,073,977,067,592/384,031,971.68
  6. Step 6: Final answer
    x = 161,411,232.79

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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.