Home / 89,542,672-123,568,887.36-50,911,504

Finding the Fourth Proportional to 89,542,672, 123,568,887.36 and 50,911,504

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Solution

The fourth proportional to 89,542,672, 123,568,887.36 and 50,911,504 is: 70,257,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542,672 : 123,568,887.36 = 50,911,504 : x
  2. Step 2: Convert to fraction form
    89,542,672/123,568,887.36 = 50,911,504/x
  3. Step 3: Cross multiply
    89,542,672x = 123,568,887.36 × 50,911,504
  4. Step 4: Simplify right side
    89,542,672x = 6,291,077,903,104,189
  5. Step 5: Solve for x
    x = 6,291,077,903,104,189/89,542,672
  6. Step 6: Final answer
    x = 70,257,875.52

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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.