Home / 107,782,438,044.14-148,785,562,768.24-67,157,421,167.52

Finding the Fourth Proportional to 107,782,438,044.14, 148,785,562,768.24 and 67,157,421,167.52

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Solution

The fourth proportional to 107,782,438,044.14, 148,785,562,768.24 and 67,157,421,167.52 is: 92,705,777,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,782,438,044.14 : 148,785,562,768.24 = 67,157,421,167.52 : x
  2. Step 2: Convert to fraction form
    107,782,438,044.14/148,785,562,768.24 = 67,157,421,167.52/x
  3. Step 3: Cross multiply
    107,782,438,044.14x = 148,785,562,768.24 × 67,157,421,167.52
  4. Step 4: Simplify right side
    107,782,438,044.14x = 9,992,054,702,473,176,154,112
  5. Step 5: Solve for x
    x = 9,992,054,702,473,176,154,112/107,782,438,044.14
  6. Step 6: Final answer
    x = 92,705,777,339.91

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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.