Home / 673,522,792.20-1,009,528,361.10-382,529,320.20

Finding the Fourth Proportional to 673,522,792.20, 1,009,528,361.10 and 382,529,320.20

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Solution

The fourth proportional to 673,522,792.20, 1,009,528,361.10 and 382,529,320.20 is: 573,364,705.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,522,792.20 : 1,009,528,361.10 = 382,529,320.20 : x
  2. Step 2: Convert to fraction form
    673,522,792.20/1,009,528,361.10 = 382,529,320.20/x
  3. Step 3: Cross multiply
    673,522,792.20x = 1,009,528,361.10 × 382,529,320.20
  4. Step 4: Simplify right side
    673,522,792.20x = 386,174,197,694,203,136
  5. Step 5: Solve for x
    x = 386,174,197,694,203,136/673,522,792.20
  6. Step 6: Final answer
    x = 573,364,705.94

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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.