Home / 1,303,925,344.60-1,955,982,495.30-785,238,928.60

Finding the Fourth Proportional to 1,303,925,344.60, 1,955,982,495.30 and 785,238,928.60

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Solution

The fourth proportional to 1,303,925,344.60, 1,955,982,495.30 and 785,238,928.60 is: 1,177,915,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,925,344.60 : 1,955,982,495.30 = 785,238,928.60 : x
  2. Step 2: Convert to fraction form
    1,303,925,344.60/1,955,982,495.30 = 785,238,928.60/x
  3. Step 3: Cross multiply
    1,303,925,344.60x = 1,955,982,495.30 × 785,238,928.60
  4. Step 4: Simplify right side
    1,303,925,344.60x = 1,535,913,598,969,726,464
  5. Step 5: Solve for x
    x = 1,535,913,598,969,726,464/1,303,925,344.60
  6. Step 6: Final answer
    x = 1,177,915,288.89

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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.