Home / 254,098,401.52-380,980,340.25-167,572,983.28

Finding the Fourth Proportional to 254,098,401.52, 380,980,340.25 and 167,572,983.28

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Solution

The fourth proportional to 254,098,401.52, 380,980,340.25 and 167,572,983.28 is: 251,249,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,098,401.52 : 380,980,340.25 = 167,572,983.28 : x
  2. Step 2: Convert to fraction form
    254,098,401.52/380,980,340.25 = 167,572,983.28/x
  3. Step 3: Cross multiply
    254,098,401.52x = 380,980,340.25 × 167,572,983.28
  4. Step 4: Simplify right side
    254,098,401.52x = 63,842,012,186,721,960
  5. Step 5: Solve for x
    x = 63,842,012,186,721,960/254,098,401.52
  6. Step 6: Final answer
    x = 251,249,168.84

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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.