Home / 136,339,523.07-188,148,752.36-77,602,187.58

Finding the Fourth Proportional to 136,339,523.07, 188,148,752.36 and 77,602,187.58

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Solution

The fourth proportional to 136,339,523.07, 188,148,752.36 and 77,602,187.58 is: 107,091,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,339,523.07 : 188,148,752.36 = 77,602,187.58 : x
  2. Step 2: Convert to fraction form
    136,339,523.07/188,148,752.36 = 77,602,187.58/x
  3. Step 3: Cross multiply
    136,339,523.07x = 188,148,752.36 × 77,602,187.58
  4. Step 4: Simplify right side
    136,339,523.07x = 14,600,754,773,195,676
  5. Step 5: Solve for x
    x = 14,600,754,773,195,676/136,339,523.07
  6. Step 6: Final answer
    x = 107,091,138.68

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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.