Home / 201,282,649.20-301,923,973.80-197,881,426.80

Finding the Fourth Proportional to 201,282,649.20, 301,923,973.80 and 197,881,426.80

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Solution

The fourth proportional to 201,282,649.20, 301,923,973.80 and 197,881,426.80 is: 296,822,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,282,649.20 : 301,923,973.80 = 197,881,426.80 : x
  2. Step 2: Convert to fraction form
    201,282,649.20/301,923,973.80 = 197,881,426.80/x
  3. Step 3: Cross multiply
    201,282,649.20x = 301,923,973.80 × 197,881,426.80
  4. Step 4: Simplify right side
    201,282,649.20x = 59,745,146,720,669,824
  5. Step 5: Solve for x
    x = 59,745,146,720,669,824/201,282,649.20
  6. Step 6: Final answer
    x = 296,822,140.20

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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.