Home / 12,786,475,465.56-19,179,502,189.26-3,822,685,714.92

Finding the Fourth Proportional to 12,786,475,465.56, 19,179,502,189.26 and 3,822,685,714.92

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Solution

The fourth proportional to 12,786,475,465.56, 19,179,502,189.26 and 3,822,685,714.92 is: 5,733,965,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,475,465.56 : 19,179,502,189.26 = 3,822,685,714.92 : x
  2. Step 2: Convert to fraction form
    12,786,475,465.56/19,179,502,189.26 = 3,822,685,714.92/x
  3. Step 3: Cross multiply
    12,786,475,465.56x = 19,179,502,189.26 × 3,822,685,714.92
  4. Step 4: Simplify right side
    12,786,475,465.56x = 73,317,209,038,176,362,496
  5. Step 5: Solve for x
    x = 73,317,209,038,176,362,496/12,786,475,465.56
  6. Step 6: Final answer
    x = 5,733,965,488.43

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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.