Home / 288,018,229.50-397,338,496.50-168,880,010.29

Finding the Fourth Proportional to 288,018,229.50, 397,338,496.50 and 168,880,010.29

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Solution

The fourth proportional to 288,018,229.50, 397,338,496.50 and 168,880,010.29 is: 232,980,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,018,229.50 : 397,338,496.50 = 168,880,010.29 : x
  2. Step 2: Convert to fraction form
    288,018,229.50/397,338,496.50 = 168,880,010.29/x
  3. Step 3: Cross multiply
    288,018,229.50x = 397,338,496.50 × 168,880,010.29
  4. Step 4: Simplify right side
    288,018,229.50x = 67,102,529,377,173,088
  5. Step 5: Solve for x
    x = 67,102,529,377,173,088/288,018,229.50
  6. Step 6: Final answer
    x = 232,980,146.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.