Home / 465,857,553.60-698,786,330.40-358,362,129.60

Finding the Fourth Proportional to 465,857,553.60, 698,786,330.40 and 358,362,129.60

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Solution

The fourth proportional to 465,857,553.60, 698,786,330.40 and 358,362,129.60 is: 537,543,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,857,553.60 : 698,786,330.40 = 358,362,129.60 : x
  2. Step 2: Convert to fraction form
    465,857,553.60/698,786,330.40 = 358,362,129.60/x
  3. Step 3: Cross multiply
    465,857,553.60x = 698,786,330.40 × 358,362,129.60
  4. Step 4: Simplify right side
    465,857,553.60x = 250,418,557,497,513,216
  5. Step 5: Solve for x
    x = 250,418,557,497,513,216/465,857,553.60
  6. Step 6: Final answer
    x = 537,543,194.40

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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.