Home / 144,871,384.80-217,307,077.20-87,334,039.20

Finding the Fourth Proportional to 144,871,384.80, 217,307,077.20 and 87,334,039.20

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Solution

The fourth proportional to 144,871,384.80, 217,307,077.20 and 87,334,039.20 is: 131,001,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,871,384.80 : 217,307,077.20 = 87,334,039.20 : x
  2. Step 2: Convert to fraction form
    144,871,384.80/217,307,077.20 = 87,334,039.20/x
  3. Step 3: Cross multiply
    144,871,384.80x = 217,307,077.20 × 87,334,039.20
  4. Step 4: Simplify right side
    144,871,384.80x = 18,978,304,798,622,224
  5. Step 5: Solve for x
    x = 18,978,304,798,622,224/144,871,384.80
  6. Step 6: Final answer
    x = 131,001,058.80

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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.