Home / 374,472,142.80-561,484,265.40-193,073,614.80

Finding the Fourth Proportional to 374,472,142.80, 561,484,265.40 and 193,073,614.80

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Solution

The fourth proportional to 374,472,142.80, 561,484,265.40 and 193,073,614.80 is: 289,494,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,472,142.80 : 561,484,265.40 = 193,073,614.80 : x
  2. Step 2: Convert to fraction form
    374,472,142.80/561,484,265.40 = 193,073,614.80/x
  3. Step 3: Cross multiply
    374,472,142.80x = 561,484,265.40 × 193,073,614.80
  4. Step 4: Simplify right side
    374,472,142.80x = 108,407,796,774,100,576
  5. Step 5: Solve for x
    x = 108,407,796,774,100,576/374,472,142.80
  6. Step 6: Final answer
    x = 289,494,956.72

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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.