Home / 199,384,453.72-275,186,562.42-118,921,602.88

Finding the Fourth Proportional to 199,384,453.72, 275,186,562.42 and 118,921,602.88

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Solution

The fourth proportional to 199,384,453.72, 275,186,562.42 and 118,921,602.88 is: 164,133,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,384,453.72 : 275,186,562.42 = 118,921,602.88 : x
  2. Step 2: Convert to fraction form
    199,384,453.72/275,186,562.42 = 118,921,602.88/x
  3. Step 3: Cross multiply
    199,384,453.72x = 275,186,562.42 × 118,921,602.88
  4. Step 4: Simplify right side
    199,384,453.72x = 32,725,627,094,023,572
  5. Step 5: Solve for x
    x = 32,725,627,094,023,572/199,384,453.72
  6. Step 6: Final answer
    x = 164,133,293.66

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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.