Home / 76,195,734.32-105,152,069.49-41,390,416.64

Finding the Fourth Proportional to 76,195,734.32, 105,152,069.49 and 41,390,416.64

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Solution

The fourth proportional to 76,195,734.32, 105,152,069.49 and 41,390,416.64 is: 57,119,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,195,734.32 : 105,152,069.49 = 41,390,416.64 : x
  2. Step 2: Convert to fraction form
    76,195,734.32/105,152,069.49 = 41,390,416.64/x
  3. Step 3: Cross multiply
    76,195,734.32x = 105,152,069.49 × 41,390,416.64
  4. Step 4: Simplify right side
    76,195,734.32x = 4,352,287,966,749,332
  5. Step 5: Solve for x
    x = 4,352,287,966,749,332/76,195,734.32
  6. Step 6: Final answer
    x = 57,119,837.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.