Home / 673,721,496.03-929,683,774.76-380,395,016.67

Finding the Fourth Proportional to 673,721,496.03, 929,683,774.76 and 380,395,016.67

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Solution

The fourth proportional to 673,721,496.03, 929,683,774.76 and 380,395,016.67 is: 524,915,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,721,496.03 : 929,683,774.76 = 380,395,016.67 : x
  2. Step 2: Convert to fraction form
    673,721,496.03/929,683,774.76 = 380,395,016.67/x
  3. Step 3: Cross multiply
    673,721,496.03x = 929,683,774.76 × 380,395,016.67
  4. Step 4: Simplify right side
    673,721,496.03x = 353,647,074,995,756,736
  5. Step 5: Solve for x
    x = 353,647,074,995,756,736/673,721,496.03
  6. Step 6: Final answer
    x = 524,915,825.13

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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.