Home / 764,586,204.90-1,145,178,696.15-628,537,308.90

Finding the Fourth Proportional to 764,586,204.90, 1,145,178,696.15 and 628,537,308.90

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Solution

The fourth proportional to 764,586,204.90, 1,145,178,696.15 and 628,537,308.90 is: 941,407,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,586,204.90 : 1,145,178,696.15 = 628,537,308.90 : x
  2. Step 2: Convert to fraction form
    764,586,204.90/1,145,178,696.15 = 628,537,308.90/x
  3. Step 3: Cross multiply
    764,586,204.90x = 1,145,178,696.15 × 628,537,308.90
  4. Step 4: Simplify right side
    764,586,204.90x = 719,787,535,887,731,840
  5. Step 5: Solve for x
    x = 719,787,535,887,731,840/764,586,204.90
  6. Step 6: Final answer
    x = 941,407,955.41

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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.