Home / 531,130,086.40-796,695,129.60-483,512,972.80

Finding the Fourth Proportional to 531,130,086.40, 796,695,129.60 and 483,512,972.80

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Solution

The fourth proportional to 531,130,086.40, 796,695,129.60 and 483,512,972.80 is: 725,269,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,130,086.40 : 796,695,129.60 = 483,512,972.80 : x
  2. Step 2: Convert to fraction form
    531,130,086.40/796,695,129.60 = 483,512,972.80/x
  3. Step 3: Cross multiply
    531,130,086.40x = 796,695,129.60 × 483,512,972.80
  4. Step 4: Simplify right side
    531,130,086.40x = 385,212,430,528,177,280
  5. Step 5: Solve for x
    x = 385,212,430,528,177,280/531,130,086.40
  6. Step 6: Final answer
    x = 725,269,459.20

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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.