Home / 90,588,107.79-135,871,985.79-25,018,567.02

Finding the Fourth Proportional to 90,588,107.79, 135,871,985.79 and 25,018,567.02

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Solution

The fourth proportional to 90,588,107.79, 135,871,985.79 and 25,018,567.02 is: 37,525,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,588,107.79 : 135,871,985.79 = 25,018,567.02 : x
  2. Step 2: Convert to fraction form
    90,588,107.79/135,871,985.79 = 25,018,567.02/x
  3. Step 3: Cross multiply
    90,588,107.79x = 135,871,985.79 × 25,018,567.02
  4. Step 4: Simplify right side
    90,588,107.79x = 3,399,322,382,627,602.50
  5. Step 5: Solve for x
    x = 3,399,322,382,627,602.50/90,588,107.79
  6. Step 6: Final answer
    x = 37,525,040.16

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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.