Home / 79,242,461.15-118,871,836.08-27,426,979.03

Finding the Fourth Proportional to 79,242,461.15, 118,871,836.08 and 27,426,979.03

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Solution

The fourth proportional to 79,242,461.15, 118,871,836.08 and 27,426,979.03 is: 41,143,287.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,242,461.15 : 118,871,836.08 = 27,426,979.03 : x
  2. Step 2: Convert to fraction form
    79,242,461.15/118,871,836.08 = 27,426,979.03/x
  3. Step 3: Cross multiply
    79,242,461.15x = 118,871,836.08 × 27,426,979.03
  4. Step 4: Simplify right side
    79,242,461.15x = 3,260,295,355,423,757.50
  5. Step 5: Solve for x
    x = 3,260,295,355,423,757.50/79,242,461.15
  6. Step 6: Final answer
    x = 41,143,287.43

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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.