Home / 186,630,005.10-279,945,007.65-50,329,166.70

Finding the Fourth Proportional to 186,630,005.10, 279,945,007.65 and 50,329,166.70

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Solution

The fourth proportional to 186,630,005.10, 279,945,007.65 and 50,329,166.70 is: 75,493,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,630,005.10 : 279,945,007.65 = 50,329,166.70 : x
  2. Step 2: Convert to fraction form
    186,630,005.10/279,945,007.65 = 50,329,166.70/x
  3. Step 3: Cross multiply
    186,630,005.10x = 279,945,007.65 × 50,329,166.70
  4. Step 4: Simplify right side
    186,630,005.10x = 14,089,398,956,849,624
  5. Step 5: Solve for x
    x = 14,089,398,956,849,624/186,630,005.10
  6. Step 6: Final answer
    x = 75,493,750.05

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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.