Home / 1,324,950,931.28-1,828,408,563.14-722,126,983.52

Finding the Fourth Proportional to 1,324,950,931.28, 1,828,408,563.14 and 722,126,983.52

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Solution

The fourth proportional to 1,324,950,931.28, 1,828,408,563.14 and 722,126,983.52 is: 996,522,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,950,931.28 : 1,828,408,563.14 = 722,126,983.52 : x
  2. Step 2: Convert to fraction form
    1,324,950,931.28/1,828,408,563.14 = 722,126,983.52/x
  3. Step 3: Cross multiply
    1,324,950,931.28x = 1,828,408,563.14 × 722,126,983.52
  4. Step 4: Simplify right side
    1,324,950,931.28x = 1,320,343,160,342,425,600
  5. Step 5: Solve for x
    x = 1,320,343,160,342,425,600/1,324,950,931.28
  6. Step 6: Final answer
    x = 996,522,308.24

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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.