Home / 445,515,088,222.14-614,810,888,070.39-242,520,399,915.90

Finding the Fourth Proportional to 445,515,088,222.14, 614,810,888,070.39 and 242,520,399,915.90

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Solution

The fourth proportional to 445,515,088,222.14, 614,810,888,070.39 and 242,520,399,915.90 is: 334,678,187,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,515,088,222.14 : 614,810,888,070.39 = 242,520,399,915.90 : x
  2. Step 2: Convert to fraction form
    445,515,088,222.14/614,810,888,070.39 = 242,520,399,915.90/x
  3. Step 3: Cross multiply
    445,515,088,222.14x = 614,810,888,070.39 × 242,520,399,915.90
  4. Step 4: Simplify right side
    445,515,088,222.14x = 149,104,182,447,480,615,469,056
  5. Step 5: Solve for x
    x = 149,104,182,447,480,615,469,056/445,515,088,222.14
  6. Step 6: Final answer
    x = 334,678,187,987.96

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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.