Home / 101,420,131,871.89-152,159,641,585.26-40,883,168,040.04

Finding the Fourth Proportional to 101,420,131,871.89, 152,159,641,585.26 and 40,883,168,040.04

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Solution

The fourth proportional to 101,420,131,871.89, 152,159,641,585.26 and 40,883,168,040.04 is: 61,336,621,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,420,131,871.89 : 152,159,641,585.26 = 40,883,168,040.04 : x
  2. Step 2: Convert to fraction form
    101,420,131,871.89/152,159,641,585.26 = 40,883,168,040.04/x
  3. Step 3: Cross multiply
    101,420,131,871.89x = 152,159,641,585.26 × 40,883,168,040.04
  4. Step 4: Simplify right side
    101,420,131,871.89x = 6,220,768,195,842,138,963,968
  5. Step 5: Solve for x
    x = 6,220,768,195,842,138,963,968/101,420,131,871.89
  6. Step 6: Final answer
    x = 61,336,621,053.70

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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.