Home / 1,269,602,687.93-1,903,649,599.10-482,713,941.17

Finding the Fourth Proportional to 1,269,602,687.93, 1,903,649,599.10 and 482,713,941.17

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Solution

The fourth proportional to 1,269,602,687.93, 1,903,649,599.10 and 482,713,941.17 is: 723,784,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,602,687.93 : 1,903,649,599.10 = 482,713,941.17 : x
  2. Step 2: Convert to fraction form
    1,269,602,687.93/1,903,649,599.10 = 482,713,941.17/x
  3. Step 3: Cross multiply
    1,269,602,687.93x = 1,903,649,599.10 × 482,713,941.17
  4. Step 4: Simplify right side
    1,269,602,687.93x = 918,918,200,594,217,344
  5. Step 5: Solve for x
    x = 918,918,200,594,217,344/1,269,602,687.93
  6. Step 6: Final answer
    x = 723,784,069.88

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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.