Home / 236,665,698.45-326,631,108.27-136,192,070.79

Finding the Fourth Proportional to 236,665,698.45, 326,631,108.27 and 136,192,070.79

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Solution

The fourth proportional to 236,665,698.45, 326,631,108.27 and 136,192,070.79 is: 187,963,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,665,698.45 : 326,631,108.27 = 136,192,070.79 : x
  2. Step 2: Convert to fraction form
    236,665,698.45/326,631,108.27 = 136,192,070.79/x
  3. Step 3: Cross multiply
    236,665,698.45x = 326,631,108.27 × 136,192,070.79
  4. Step 4: Simplify right side
    236,665,698.45x = 44,484,567,019,723,992
  5. Step 5: Solve for x
    x = 44,484,567,019,723,992/236,665,698.45
  6. Step 6: Final answer
    x = 187,963,728.21

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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.