Home / 82,893,019.80-124,339,529.70-69,456,091.80

Finding the Fourth Proportional to 82,893,019.80, 124,339,529.70 and 69,456,091.80

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Solution

The fourth proportional to 82,893,019.80, 124,339,529.70 and 69,456,091.80 is: 104,184,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893,019.80 : 124,339,529.70 = 69,456,091.80 : x
  2. Step 2: Convert to fraction form
    82,893,019.80/124,339,529.70 = 69,456,091.80/x
  3. Step 3: Cross multiply
    82,893,019.80x = 124,339,529.70 × 69,456,091.80
  4. Step 4: Simplify right side
    82,893,019.80x = 8,636,137,789,212,026
  5. Step 5: Solve for x
    x = 8,636,137,789,212,026/82,893,019.80
  6. Step 6: Final answer
    x = 104,184,137.70

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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.