Home / 144,861,615,262.32-217,292,371,750.21-38,740,923,410.57

Finding the Fourth Proportional to 144,861,615,262.32, 217,292,371,750.21 and 38,740,923,410.57

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Solution

The fourth proportional to 144,861,615,262.32, 217,292,371,750.21 and 38,740,923,410.57 is: 58,111,371,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,861,615,262.32 : 217,292,371,750.21 = 38,740,923,410.57 : x
  2. Step 2: Convert to fraction form
    144,861,615,262.32/217,292,371,750.21 = 38,740,923,410.57/x
  3. Step 3: Cross multiply
    144,861,615,262.32x = 217,292,371,750.21 × 38,740,923,410.57
  4. Step 4: Simplify right side
    144,861,615,262.32x = 8,418,107,131,675,989,245,952
  5. Step 5: Solve for x
    x = 8,418,107,131,675,989,245,952/144,861,615,262.32
  6. Step 6: Final answer
    x = 58,111,371,438.41

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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.