Home / 119,755,465.16-165,112,734.30-99,937,833.44

Finding the Fourth Proportional to 119,755,465.16, 165,112,734.30 and 99,937,833.44

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Solution

The fourth proportional to 119,755,465.16, 165,112,734.30 and 99,937,833.44 is: 137,789,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,755,465.16 : 165,112,734.30 = 99,937,833.44 : x
  2. Step 2: Convert to fraction form
    119,755,465.16/165,112,734.30 = 99,937,833.44/x
  3. Step 3: Cross multiply
    119,755,465.16x = 165,112,734.30 × 99,937,833.44
  4. Step 4: Simplify right side
    119,755,465.16x = 16,501,008,939,296,376
  5. Step 5: Solve for x
    x = 16,501,008,939,296,376/119,755,465.16
  6. Step 6: Final answer
    x = 137,789,193.31

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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.