Home / 240,545,079,295.46-331,980,667,311.80-142,887,106,072.18

Finding the Fourth Proportional to 240,545,079,295.46, 331,980,667,311.80 and 142,887,106,072.18

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Solution

The fourth proportional to 240,545,079,295.46, 331,980,667,311.80 and 142,887,106,072.18 is: 197,201,110,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,545,079,295.46 : 331,980,667,311.80 = 142,887,106,072.18 : x
  2. Step 2: Convert to fraction form
    240,545,079,295.46/331,980,667,311.80 = 142,887,106,072.18/x
  3. Step 3: Cross multiply
    240,545,079,295.46x = 331,980,667,311.80 × 142,887,106,072.18
  4. Step 4: Simplify right side
    240,545,079,295.46x = 47,435,756,824,094,257,971,200
  5. Step 5: Solve for x
    x = 47,435,756,824,094,257,971,200/240,545,079,295.46
  6. Step 6: Final answer
    x = 197,201,110,756.58

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1.5x scale

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.