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Finding the Fourth Proportional to 655,357,166.40, 983,413,663.20 and 246,706,593.60

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Solution

The fourth proportional to 655,357,166.40, 983,413,663.20 and 246,706,593.60 is: 370,202,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,357,166.40 : 983,413,663.20 = 246,706,593.60 : x
  2. Step 2: Convert to fraction form
    655,357,166.40/983,413,663.20 = 246,706,593.60/x
  3. Step 3: Cross multiply
    655,357,166.40x = 983,413,663.20 × 246,706,593.60
  4. Step 4: Simplify right side
    655,357,166.40x = 242,614,634,947,769,696
  5. Step 5: Solve for x
    x = 242,614,634,947,769,696/655,357,166.40
  6. Step 6: Final answer
    x = 370,202,154.47

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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.