Home / 302,288,489,333.41-453,434,429,201.30-100,829,671,421.25

Finding the Fourth Proportional to 302,288,489,333.41, 453,434,429,201.30 and 100,829,671,421.25

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Solution

The fourth proportional to 302,288,489,333.41, 453,434,429,201.30 and 100,829,671,421.25 is: 151,245,072,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,288,489,333.41 : 453,434,429,201.30 = 100,829,671,421.25 : x
  2. Step 2: Convert to fraction form
    302,288,489,333.41/453,434,429,201.30 = 100,829,671,421.25/x
  3. Step 3: Cross multiply
    302,288,489,333.41x = 453,434,429,201.30 × 100,829,671,421.25
  4. Step 4: Simplify right side
    302,288,489,333.41x = 45,719,644,507,449,122,095,104
  5. Step 5: Solve for x
    x = 45,719,644,507,449,122,095,104/302,288,489,333.41
  6. Step 6: Final answer
    x = 151,245,072,573.78

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1.5x scale

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.