Home / 507,084,852.43-699,764,472.75-284,065,056.01

Finding the Fourth Proportional to 507,084,852.43, 699,764,472.75 and 284,065,056.01

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Solution

The fourth proportional to 507,084,852.43, 699,764,472.75 and 284,065,056.01 is: 392,002,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,084,852.43 : 699,764,472.75 = 284,065,056.01 : x
  2. Step 2: Convert to fraction form
    507,084,852.43/699,764,472.75 = 284,065,056.01/x
  3. Step 3: Cross multiply
    507,084,852.43x = 699,764,472.75 × 284,065,056.01
  4. Step 4: Simplify right side
    507,084,852.43x = 198,778,634,145,536,864
  5. Step 5: Solve for x
    x = 198,778,634,145,536,864/507,084,852.43
  6. Step 6: Final answer
    x = 392,002,705.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.