Home / 146,562,914.16-219,509,530.20-69,939,752.40

Finding the Fourth Proportional to 146,562,914.16, 219,509,530.20 and 69,939,752.40

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Solution

The fourth proportional to 146,562,914.16, 219,509,530.20 and 69,939,752.40 is: 104,749,842.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,562,914.16 : 219,509,530.20 = 69,939,752.40 : x
  2. Step 2: Convert to fraction form
    146,562,914.16/219,509,530.20 = 69,939,752.40/x
  3. Step 3: Cross multiply
    146,562,914.16x = 219,509,530.20 × 69,939,752.40
  4. Step 4: Simplify right side
    146,562,914.16x = 15,352,442,191,628,322
  5. Step 5: Solve for x
    x = 15,352,442,191,628,322/146,562,914.16
  6. Step 6: Final answer
    x = 104,749,842.62

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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.