Home / 459,820,743.83-690,035,744.28-252,703,792.83

Finding the Fourth Proportional to 459,820,743.83, 690,035,744.28 and 252,703,792.83

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Solution

The fourth proportional to 459,820,743.83, 690,035,744.28 and 252,703,792.83 is: 379,223,104.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,820,743.83 : 690,035,744.28 = 252,703,792.83 : x
  2. Step 2: Convert to fraction form
    459,820,743.83/690,035,744.28 = 252,703,792.83/x
  3. Step 3: Cross multiply
    459,820,743.83x = 690,035,744.28 × 252,703,792.83
  4. Step 4: Simplify right side
    459,820,743.83x = 174,374,649,767,827,968
  5. Step 5: Solve for x
    x = 174,374,649,767,827,968/459,820,743.83
  6. Step 6: Final answer
    x = 379,223,104.02

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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.