Home / 90,284,849.37-135,197,372.16-59,486,055.45

Finding the Fourth Proportional to 90,284,849.37, 135,197,372.16 and 59,486,055.45

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Solution

The fourth proportional to 90,284,849.37, 135,197,372.16 and 59,486,055.45 is: 89,077,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,284,849.37 : 135,197,372.16 = 59,486,055.45 : x
  2. Step 2: Convert to fraction form
    90,284,849.37/135,197,372.16 = 59,486,055.45/x
  3. Step 3: Cross multiply
    90,284,849.37x = 135,197,372.16 × 59,486,055.45
  4. Step 4: Simplify right side
    90,284,849.37x = 8,042,358,376,497,056
  5. Step 5: Solve for x
    x = 8,042,358,376,497,056/90,284,849.37
  6. Step 6: Final answer
    x = 89,077,607.51

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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.