Home / 136,058,186.60-187,752,206.58-77,312,698.46

Finding the Fourth Proportional to 136,058,186.60, 187,752,206.58 and 77,312,698.46

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Solution

The fourth proportional to 136,058,186.60, 187,752,206.58 and 77,312,698.46 is: 106,686,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,058,186.60 : 187,752,206.58 = 77,312,698.46 : x
  2. Step 2: Convert to fraction form
    136,058,186.60/187,752,206.58 = 77,312,698.46/x
  3. Step 3: Cross multiply
    136,058,186.60x = 187,752,206.58 × 77,312,698.46
  4. Step 4: Simplify right side
    136,058,186.60x = 14,515,629,732,519,168
  5. Step 5: Solve for x
    x = 14,515,629,732,519,168/136,058,186.60
  6. Step 6: Final answer
    x = 106,686,926.35

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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.