Home / 212,188,710.42-292,713,274.86-124,025,108.94

Finding the Fourth Proportional to 212,188,710.42, 292,713,274.86 and 124,025,108.94

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Solution

The fourth proportional to 212,188,710.42, 292,713,274.86 and 124,025,108.94 is: 171,092,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,188,710.42 : 292,713,274.86 = 124,025,108.94 : x
  2. Step 2: Convert to fraction form
    212,188,710.42/292,713,274.86 = 124,025,108.94/x
  3. Step 3: Cross multiply
    212,188,710.42x = 292,713,274.86 × 124,025,108.94
  4. Step 4: Simplify right side
    212,188,710.42x = 36,303,795,802,695,664
  5. Step 5: Solve for x
    x = 36,303,795,802,695,664/212,188,710.42
  6. Step 6: Final answer
    x = 171,092,023.37

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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.