Home / 1,324,950,856.57-1,828,408,460.98-722,126,909.22

Finding the Fourth Proportional to 1,324,950,856.57, 1,828,408,460.98 and 722,126,909.22

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Solution

The fourth proportional to 1,324,950,856.57, 1,828,408,460.98 and 722,126,909.22 is: 996,522,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,950,856.57 : 1,828,408,460.98 = 722,126,909.22 : x
  2. Step 2: Convert to fraction form
    1,324,950,856.57/1,828,408,460.98 = 722,126,909.22/x
  3. Step 3: Cross multiply
    1,324,950,856.57x = 1,828,408,460.98 × 722,126,909.22
  4. Step 4: Simplify right side
    1,324,950,856.57x = 1,320,342,950,719,184,384
  5. Step 5: Solve for x
    x = 1,320,342,950,719,184,384/1,324,950,856.57
  6. Step 6: Final answer
    x = 996,522,206.22

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Double scale
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1.5x scale

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.