Home / 379,475,077,490.31-569,192,568,917.30-124,470,870,949.38

Finding the Fourth Proportional to 379,475,077,490.31, 569,192,568,917.30 and 124,470,870,949.38

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Solution

The fourth proportional to 379,475,077,490.31, 569,192,568,917.30 and 124,470,870,949.38 is: 186,699,730,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,475,077,490.31 : 569,192,568,917.30 = 124,470,870,949.38 : x
  2. Step 2: Convert to fraction form
    379,475,077,490.31/569,192,568,917.30 = 124,470,870,949.38/x
  3. Step 3: Cross multiply
    379,475,077,490.31x = 569,192,568,917.30 × 124,470,870,949.38
  4. Step 4: Simplify right side
    379,475,077,490.31x = 70,847,894,791,051,341,201,408
  5. Step 5: Solve for x
    x = 70,847,894,791,051,341,201,408/379,475,077,490.31
  6. Step 6: Final answer
    x = 186,699,730,742.82

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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.