Home / 236,665,712.86-326,631,128.20-136,192,085.22

Finding the Fourth Proportional to 236,665,712.86, 326,631,128.20 and 136,192,085.22

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Solution

The fourth proportional to 236,665,712.86, 326,631,128.20 and 136,192,085.22 is: 187,963,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,665,712.86 : 326,631,128.20 = 136,192,085.22 : x
  2. Step 2: Convert to fraction form
    236,665,712.86/326,631,128.20 = 136,192,085.22/x
  3. Step 3: Cross multiply
    236,665,712.86x = 326,631,128.20 × 136,192,085.22
  4. Step 4: Simplify right side
    236,665,712.86x = 44,484,574,447,319,144
  5. Step 5: Solve for x
    x = 44,484,574,447,319,144/236,665,712.86
  6. Step 6: Final answer
    x = 187,963,748.15

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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.