Home / 591,510,351.81-812,009,792.30-507,733,037.81

Finding the Fourth Proportional to 591,510,351.81, 812,009,792.30 and 507,733,037.81

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Solution

The fourth proportional to 591,510,351.81, 812,009,792.30 and 507,733,037.81 is: 697,002,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,510,351.81 : 812,009,792.30 = 507,733,037.81 : x
  2. Step 2: Convert to fraction form
    591,510,351.81/812,009,792.30 = 507,733,037.81/x
  3. Step 3: Cross multiply
    591,510,351.81x = 812,009,792.30 × 507,733,037.81
  4. Step 4: Simplify right side
    591,510,351.81x = 412,284,198,577,383,424
  5. Step 5: Solve for x
    x = 412,284,198,577,383,424/591,510,351.81
  6. Step 6: Final answer
    x = 697,002,507.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.