Home / 287,755,869.06-397,079,093.16-162,301,150.98

Finding the Fourth Proportional to 287,755,869.06, 397,079,093.16 and 162,301,150.98

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Solution

The fourth proportional to 287,755,869.06, 397,079,093.16 and 162,301,150.98 is: 223,962,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,755,869.06 : 397,079,093.16 = 162,301,150.98 : x
  2. Step 2: Convert to fraction form
    287,755,869.06/397,079,093.16 = 162,301,150.98/x
  3. Step 3: Cross multiply
    287,755,869.06x = 397,079,093.16 × 162,301,150.98
  4. Step 4: Simplify right side
    287,755,869.06x = 64,446,393,849,962,648
  5. Step 5: Solve for x
    x = 64,446,393,849,962,648/287,755,869.06
  6. Step 6: Final answer
    x = 223,962,048.32

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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.