Home / 186,520,885.20-279,781,327.80-58,870,069.20

Finding the Fourth Proportional to 186,520,885.20, 279,781,327.80 and 58,870,069.20

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Solution

The fourth proportional to 186,520,885.20, 279,781,327.80 and 58,870,069.20 is: 88,305,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,520,885.20 : 279,781,327.80 = 58,870,069.20 : x
  2. Step 2: Convert to fraction form
    186,520,885.20/279,781,327.80 = 58,870,069.20/x
  3. Step 3: Cross multiply
    186,520,885.20x = 279,781,327.80 × 58,870,069.20
  4. Step 4: Simplify right side
    186,520,885.20x = 16,470,746,128,453,886
  5. Step 5: Solve for x
    x = 16,470,746,128,453,886/186,520,885.20
  6. Step 6: Final answer
    x = 88,305,103.80

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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.