Home / 1,193,341,178,455.70-1,647,117,231,579.80-777,231,930,428.46

Finding the Fourth Proportional to 1,193,341,178,455.70, 1,647,117,231,579.80 and 777,231,930,428.46

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Solution

The fourth proportional to 1,193,341,178,455.70, 1,647,117,231,579.80 and 777,231,930,428.46 is: 1,072,779,628,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,341,178,455.70 : 1,647,117,231,579.80 = 777,231,930,428.46 : x
  2. Step 2: Convert to fraction form
    1,193,341,178,455.70/1,647,117,231,579.80 = 777,231,930,428.46/x
  3. Step 3: Cross multiply
    1,193,341,178,455.70x = 1,647,117,231,579.80 × 777,231,930,428.46
  4. Step 4: Simplify right side
    1,193,341,178,455.70x = 1,280,192,105,542,748,836,200,448
  5. Step 5: Solve for x
    x = 1,280,192,105,542,748,836,200,448/1,193,341,178,455.70
  6. Step 6: Final answer
    x = 1,072,779,628,035.16

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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.