Home / 374,576,620.80-561,864,931.20-366,923,870.40

Finding the Fourth Proportional to 374,576,620.80, 561,864,931.20 and 366,923,870.40

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Solution

The fourth proportional to 374,576,620.80, 561,864,931.20 and 366,923,870.40 is: 550,385,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,576,620.80 : 561,864,931.20 = 366,923,870.40 : x
  2. Step 2: Convert to fraction form
    374,576,620.80/561,864,931.20 = 366,923,870.40/x
  3. Step 3: Cross multiply
    374,576,620.80x = 561,864,931.20 × 366,923,870.40
  4. Step 4: Simplify right side
    374,576,620.80x = 206,161,655,197,933,728
  5. Step 5: Solve for x
    x = 206,161,655,197,933,728/374,576,620.80
  6. Step 6: Final answer
    x = 550,385,805.60

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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.