Home / 653,490,749.43-980,525,593.48-342,524,462.94

Finding the Fourth Proportional to 653,490,749.43, 980,525,593.48 and 342,524,462.94

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Solution

The fourth proportional to 653,490,749.43, 980,525,593.48 and 342,524,462.94 is: 513,938,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,490,749.43 : 980,525,593.48 = 342,524,462.94 : x
  2. Step 2: Convert to fraction form
    653,490,749.43/980,525,593.48 = 342,524,462.94/x
  3. Step 3: Cross multiply
    653,490,749.43x = 980,525,593.48 × 342,524,462.94
  4. Step 4: Simplify right side
    653,490,749.43x = 335,854,002,299,046,528
  5. Step 5: Solve for x
    x = 335,854,002,299,046,528/653,490,749.43
  6. Step 6: Final answer
    x = 513,938,418.55

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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.