Home / 138,436,771,768.40-207,652,888,421.40-44,108,438,148.56

Finding the Fourth Proportional to 138,436,771,768.40, 207,652,888,421.40 and 44,108,438,148.56

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Solution

The fourth proportional to 138,436,771,768.40, 207,652,888,421.40 and 44,108,438,148.56 is: 66,161,934,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,436,771,768.40 : 207,652,888,421.40 = 44,108,438,148.56 : x
  2. Step 2: Convert to fraction form
    138,436,771,768.40/207,652,888,421.40 = 44,108,438,148.56/x
  3. Step 3: Cross multiply
    138,436,771,768.40x = 207,652,888,421.40 × 44,108,438,148.56
  4. Step 4: Simplify right side
    138,436,771,768.40x = 9,159,244,585,305,152,421,888
  5. Step 5: Solve for x
    x = 9,159,244,585,305,152,421,888/138,436,771,768.40
  6. Step 6: Final answer
    x = 66,161,934,205.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.