Home / 427,707,850.04-590,135,669.65-242,068,860.26

Finding the Fourth Proportional to 427,707,850.04, 590,135,669.65 and 242,068,860.26

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Solution

The fourth proportional to 427,707,850.04, 590,135,669.65 and 242,068,860.26 is: 333,997,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,707,850.04 : 590,135,669.65 = 242,068,860.26 : x
  2. Step 2: Convert to fraction form
    427,707,850.04/590,135,669.65 = 242,068,860.26/x
  3. Step 3: Cross multiply
    427,707,850.04x = 590,135,669.65 × 242,068,860.26
  4. Step 4: Simplify right side
    427,707,850.04x = 142,853,468,949,144,592
  5. Step 5: Solve for x
    x = 142,853,468,949,144,592/427,707,850.04
  6. Step 6: Final answer
    x = 333,997,771.93

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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.