Home / 302,288,489,331.53-453,434,429,198.40-100,829,671,419.35

Finding the Fourth Proportional to 302,288,489,331.53, 453,434,429,198.40 and 100,829,671,419.35

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Solution

The fourth proportional to 302,288,489,331.53, 453,434,429,198.40 and 100,829,671,419.35 is: 151,245,072,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,288,489,331.53 : 453,434,429,198.40 = 100,829,671,419.35 : x
  2. Step 2: Convert to fraction form
    302,288,489,331.53/453,434,429,198.40 = 100,829,671,419.35/x
  3. Step 3: Cross multiply
    302,288,489,331.53x = 453,434,429,198.40 × 100,829,671,419.35
  4. Step 4: Simplify right side
    302,288,489,331.53x = 45,719,644,506,295,201,955,840
  5. Step 5: Solve for x
    x = 45,719,644,506,295,201,955,840/302,288,489,331.53
  6. Step 6: Final answer
    x = 151,245,072,570.90

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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.