Home / 90,588,108.79-135,871,987.29-25,018,568.02

Finding the Fourth Proportional to 90,588,108.79, 135,871,987.29 and 25,018,568.02

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Solution

The fourth proportional to 90,588,108.79, 135,871,987.29 and 25,018,568.02 is: 37,525,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,588,108.79 : 135,871,987.29 = 25,018,568.02 : x
  2. Step 2: Convert to fraction form
    90,588,108.79/135,871,987.29 = 25,018,568.02/x
  3. Step 3: Cross multiply
    90,588,108.79x = 135,871,987.29 × 25,018,568.02
  4. Step 4: Simplify right side
    90,588,108.79x = 3,399,322,556,027,440
  5. Step 5: Solve for x
    x = 3,399,322,556,027,440/90,588,108.79
  6. Step 6: Final answer
    x = 37,525,041.66

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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.