Home / 301,788,428.40-452,682,642.60-283,932,010.80

Finding the Fourth Proportional to 301,788,428.40, 452,682,642.60 and 283,932,010.80

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Solution

The fourth proportional to 301,788,428.40, 452,682,642.60 and 283,932,010.80 is: 425,898,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,788,428.40 : 452,682,642.60 = 283,932,010.80 : x
  2. Step 2: Convert to fraction form
    301,788,428.40/452,682,642.60 = 283,932,010.80/x
  3. Step 3: Cross multiply
    301,788,428.40x = 452,682,642.60 × 283,932,010.80
  4. Step 4: Simplify right side
    301,788,428.40x = 128,531,092,967,675,760
  5. Step 5: Solve for x
    x = 128,531,092,967,675,760/301,788,428.40
  6. Step 6: Final answer
    x = 425,898,016.20

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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.