Home / 1,908,807,610.19-2,634,113,207.54-1,105,069,180.73

Finding the Fourth Proportional to 1,908,807,610.19, 2,634,113,207.54 and 1,105,069,180.73

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Solution

The fourth proportional to 1,908,807,610.19, 2,634,113,207.54 and 1,105,069,180.73 is: 1,524,971,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,807,610.19 : 2,634,113,207.54 = 1,105,069,180.73 : x
  2. Step 2: Convert to fraction form
    1,908,807,610.19/2,634,113,207.54 = 1,105,069,180.73/x
  3. Step 3: Cross multiply
    1,908,807,610.19x = 2,634,113,207.54 × 1,105,069,180.73
  4. Step 4: Simplify right side
    1,908,807,610.19x = 2,910,877,324,195,892,224
  5. Step 5: Solve for x
    x = 2,910,877,324,195,892,224/1,908,807,610.19
  6. Step 6: Final answer
    x = 1,524,971,562.70

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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.