Home / 1,125,011,633.61-1,685,822,781.09-1,002,409,523.58

Finding the Fourth Proportional to 1,125,011,633.61, 1,685,822,781.09 and 1,002,409,523.58

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Solution

The fourth proportional to 1,125,011,633.61, 1,685,822,781.09 and 1,002,409,523.58 is: 1,502,104,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,011,633.61 : 1,685,822,781.09 = 1,002,409,523.58 : x
  2. Step 2: Convert to fraction form
    1,125,011,633.61/1,685,822,781.09 = 1,002,409,523.58/x
  3. Step 3: Cross multiply
    1,125,011,633.61x = 1,685,822,781.09 × 1,002,409,523.58
  4. Step 4: Simplify right side
    1,125,011,633.61x = 1,689,884,810,832,737,536
  5. Step 5: Solve for x
    x = 1,689,884,810,832,737,536/1,125,011,633.61
  6. Step 6: Final answer
    x = 1,502,104,298.61

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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.