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Finding the Fourth Proportional to 655,357,133.40, 983,413,613.70 and 246,706,560.60

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Solution

The fourth proportional to 655,357,133.40, 983,413,613.70 and 246,706,560.60 is: 370,202,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,357,133.40 : 983,413,613.70 = 246,706,560.60 : x
  2. Step 2: Convert to fraction form
    655,357,133.40/983,413,613.70 = 246,706,560.60/x
  3. Step 3: Cross multiply
    655,357,133.40x = 983,413,613.70 × 246,706,560.60
  4. Step 4: Simplify right side
    655,357,133.40x = 242,614,590,283,144,032
  5. Step 5: Solve for x
    x = 242,614,590,283,144,032/655,357,133.40
  6. Step 6: Final answer
    x = 370,202,104.96

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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.