Home / 459,820,641.84-690,035,591.28-252,703,690.92

Finding the Fourth Proportional to 459,820,641.84, 690,035,591.28 and 252,703,690.92

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Solution

The fourth proportional to 459,820,641.84, 690,035,591.28 and 252,703,690.92 is: 379,222,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,820,641.84 : 690,035,591.28 = 252,703,690.92 : x
  2. Step 2: Convert to fraction form
    459,820,641.84/690,035,591.28 = 252,703,690.92/x
  3. Step 3: Cross multiply
    459,820,641.84x = 690,035,591.28 × 252,703,690.92
  4. Step 4: Simplify right side
    459,820,641.84x = 174,374,540,782,620,544
  5. Step 5: Solve for x
    x = 174,374,540,782,620,544/459,820,641.84
  6. Step 6: Final answer
    x = 379,222,951.12

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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.