Home / 225,712,651,672.39-311,483,510,151.84-124,214,536,999.08

Finding the Fourth Proportional to 225,712,651,672.39, 311,483,510,151.84 and 124,214,536,999.08

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Solution

The fourth proportional to 225,712,651,672.39, 311,483,510,151.84 and 124,214,536,999.08 is: 171,416,089,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,712,651,672.39 : 311,483,510,151.84 = 124,214,536,999.08 : x
  2. Step 2: Convert to fraction form
    225,712,651,672.39/311,483,510,151.84 = 124,214,536,999.08/x
  3. Step 3: Cross multiply
    225,712,651,672.39x = 311,483,510,151.84 × 124,214,536,999.08
  4. Step 4: Simplify right side
    225,712,651,672.39x = 38,690,779,996,359,040,696,320
  5. Step 5: Solve for x
    x = 38,690,779,996,359,040,696,320/225,712,651,672.39
  6. Step 6: Final answer
    x = 171,416,089,039.25

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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.