Home / 190,087,614.78-262,439,384.34-130,651,253.34

Finding the Fourth Proportional to 190,087,614.78, 262,439,384.34 and 130,651,253.34

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Solution

The fourth proportional to 190,087,614.78, 262,439,384.34 and 130,651,253.34 is: 180,380,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,087,614.78 : 262,439,384.34 = 130,651,253.34 : x
  2. Step 2: Convert to fraction form
    190,087,614.78/262,439,384.34 = 130,651,253.34/x
  3. Step 3: Cross multiply
    190,087,614.78x = 262,439,384.34 × 130,651,253.34
  4. Step 4: Simplify right side
    190,087,614.78x = 34,288,034,489,798,972
  5. Step 5: Solve for x
    x = 34,288,034,489,798,972/190,087,614.78
  6. Step 6: Final answer
    x = 180,380,160.64

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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.