Home / 1,149,714,007.70-1,724,571,011.55-413,136,781.70

Finding the Fourth Proportional to 1,149,714,007.70, 1,724,571,011.55 and 413,136,781.70

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Solution

The fourth proportional to 1,149,714,007.70, 1,724,571,011.55 and 413,136,781.70 is: 619,705,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,714,007.70 : 1,724,571,011.55 = 413,136,781.70 : x
  2. Step 2: Convert to fraction form
    1,149,714,007.70/1,724,571,011.55 = 413,136,781.70/x
  3. Step 3: Cross multiply
    1,149,714,007.70x = 1,724,571,011.55 × 413,136,781.70
  4. Step 4: Simplify right side
    1,149,714,007.70x = 712,483,717,524,880,512
  5. Step 5: Solve for x
    x = 712,483,717,524,880,512/1,149,714,007.70
  6. Step 6: Final answer
    x = 619,705,172.55

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1.5x scale

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.