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Finding the Fourth Proportional to 475,793,454.92, 713,674,478.04 and 195,664,674.92

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Solution

The fourth proportional to 475,793,454.92, 713,674,478.04 and 195,664,674.92 is: 293,490,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,793,454.92 : 713,674,478.04 = 195,664,674.92 : x
  2. Step 2: Convert to fraction form
    475,793,454.92/713,674,478.04 = 195,664,674.92/x
  3. Step 3: Cross multiply
    475,793,454.92x = 713,674,478.04 × 195,664,674.92
  4. Step 4: Simplify right side
    475,793,454.92x = 139,640,884,744,397,264
  5. Step 5: Solve for x
    x = 139,640,884,744,397,264/475,793,454.92
  6. Step 6: Final answer
    x = 293,490,554.15

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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.