Home / 264,686,502.40-397,029,753.60-191,560,220.80

Finding the Fourth Proportional to 264,686,502.40, 397,029,753.60 and 191,560,220.80

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Solution

The fourth proportional to 264,686,502.40, 397,029,753.60 and 191,560,220.80 is: 287,340,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,686,502.40 : 397,029,753.60 = 191,560,220.80 : x
  2. Step 2: Convert to fraction form
    264,686,502.40/397,029,753.60 = 191,560,220.80/x
  3. Step 3: Cross multiply
    264,686,502.40x = 397,029,753.60 × 191,560,220.80
  4. Step 4: Simplify right side
    264,686,502.40x = 76,055,107,263,785,600
  5. Step 5: Solve for x
    x = 76,055,107,263,785,600/264,686,502.40
  6. Step 6: Final answer
    x = 287,340,331.20

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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.