Home / 684,956,809.19-1,027,432,317.23-248,155,081.67

Finding the Fourth Proportional to 684,956,809.19, 1,027,432,317.23 and 248,155,081.67

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Solution

The fourth proportional to 684,956,809.19, 1,027,432,317.23 and 248,155,081.67 is: 372,231,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,956,809.19 : 1,027,432,317.23 = 248,155,081.67 : x
  2. Step 2: Convert to fraction form
    684,956,809.19/1,027,432,317.23 = 248,155,081.67/x
  3. Step 3: Cross multiply
    684,956,809.19x = 1,027,432,317.23 × 248,155,081.67
  4. Step 4: Simplify right side
    684,956,809.19x = 254,962,550,594,854,016
  5. Step 5: Solve for x
    x = 254,962,550,594,854,016/684,956,809.19
  6. Step 6: Final answer
    x = 372,231,573.11

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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.