Home / 296,829,415,419.60-445,244,123,129.40-155,284,144,021.20

Finding the Fourth Proportional to 296,829,415,419.60, 445,244,123,129.40 and 155,284,144,021.20

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Solution

The fourth proportional to 296,829,415,419.60, 445,244,123,129.40 and 155,284,144,021.20 is: 232,926,216,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,829,415,419.60 : 445,244,123,129.40 = 155,284,144,021.20 : x
  2. Step 2: Convert to fraction form
    296,829,415,419.60/445,244,123,129.40 = 155,284,144,021.20/x
  3. Step 3: Cross multiply
    296,829,415,419.60x = 445,244,123,129.40 × 155,284,144,021.20
  4. Step 4: Simplify right side
    296,829,415,419.60x = 69,139,352,540,618,667,589,632
  5. Step 5: Solve for x
    x = 69,139,352,540,618,667,589,632/296,829,415,419.60
  6. Step 6: Final answer
    x = 232,926,216,031.80

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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.