Home / 232,219,785.60-348,366,542.40-78,880,291.20

Finding the Fourth Proportional to 232,219,785.60, 348,366,542.40 and 78,880,291.20

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Solution

The fourth proportional to 232,219,785.60, 348,366,542.40 and 78,880,291.20 is: 118,332,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,219,785.60 : 348,366,542.40 = 78,880,291.20 : x
  2. Step 2: Convert to fraction form
    232,219,785.60/348,366,542.40 = 78,880,291.20/x
  3. Step 3: Cross multiply
    232,219,785.60x = 348,366,542.40 × 78,880,291.20
  4. Step 4: Simplify right side
    232,219,785.60x = 27,479,254,308,849,148
  5. Step 5: Solve for x
    x = 27,479,254,308,849,148/232,219,785.60
  6. Step 6: Final answer
    x = 118,332,958.74

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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.