Home / 103,690,508.94-143,097,249.92-59,637,520.08

Finding the Fourth Proportional to 103,690,508.94, 143,097,249.92 and 59,637,520.08

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Solution

The fourth proportional to 103,690,508.94, 143,097,249.92 and 59,637,520.08 is: 82,302,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690,508.94 : 143,097,249.92 = 59,637,520.08 : x
  2. Step 2: Convert to fraction form
    103,690,508.94/143,097,249.92 = 59,637,520.08/x
  3. Step 3: Cross multiply
    103,690,508.94x = 143,097,249.92 × 59,637,520.08
  4. Step 4: Simplify right side
    103,690,508.94x = 8,533,965,115,198,590
  5. Step 5: Solve for x
    x = 8,533,965,115,198,590/103,690,508.94
  6. Step 6: Final answer
    x = 82,302,278.22

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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.