Home / 1,919,458,732.85-2,648,862,846.45-1,072,700,187.83

Finding the Fourth Proportional to 1,919,458,732.85, 2,648,862,846.45 and 1,072,700,187.83

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Solution

The fourth proportional to 1,919,458,732.85, 2,648,862,846.45 and 1,072,700,187.83 is: 1,480,331,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,458,732.85 : 2,648,862,846.45 = 1,072,700,187.83 : x
  2. Step 2: Convert to fraction form
    1,919,458,732.85/2,648,862,846.45 = 1,072,700,187.83/x
  3. Step 3: Cross multiply
    1,919,458,732.85x = 2,648,862,846.45 × 1,072,700,187.83
  4. Step 4: Simplify right side
    1,919,458,732.85x = 2,841,435,672,906,897,920
  5. Step 5: Solve for x
    x = 2,841,435,672,906,897,920/1,919,458,732.85
  6. Step 6: Final answer
    x = 1,480,331,733.25

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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.