Home / 665,200,581.96-917,982,748.18-367,862,828.00

Finding the Fourth Proportional to 665,200,581.96, 917,982,748.18 and 367,862,828.00

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Solution

The fourth proportional to 665,200,581.96, 917,982,748.18 and 367,862,828.00 is: 507,653,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,200,581.96 : 917,982,748.18 = 367,862,828.00 : x
  2. Step 2: Convert to fraction form
    665,200,581.96/917,982,748.18 = 367,862,828.00/x
  3. Step 3: Cross multiply
    665,200,581.96x = 917,982,748.18 × 367,862,828.00
  4. Step 4: Simplify right side
    665,200,581.96x = 337,691,729,796,576,576
  5. Step 5: Solve for x
    x = 337,691,729,796,576,576/665,200,581.96
  6. Step 6: Final answer
    x = 507,653,990.32

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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.