Home / 12,786,475,465.38-19,179,502,188.98-3,822,685,714.73

Finding the Fourth Proportional to 12,786,475,465.38, 19,179,502,188.98 and 3,822,685,714.73

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Solution

The fourth proportional to 12,786,475,465.38, 19,179,502,188.98 and 3,822,685,714.73 is: 5,733,965,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,475,465.38 : 19,179,502,188.98 = 3,822,685,714.73 : x
  2. Step 2: Convert to fraction form
    12,786,475,465.38/19,179,502,188.98 = 3,822,685,714.73/x
  3. Step 3: Cross multiply
    12,786,475,465.38x = 19,179,502,188.98 × 3,822,685,714.73
  4. Step 4: Simplify right side
    12,786,475,465.38x = 73,317,209,033,507,954,688
  5. Step 5: Solve for x
    x = 73,317,209,033,507,954,688/12,786,475,465.38
  6. Step 6: Final answer
    x = 5,733,965,488.15

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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.