Home / 69,980,824.80-104,886,132.48-49,516,441.92

Finding the Fourth Proportional to 69,980,824.80, 104,886,132.48 and 49,516,441.92

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Solution

The fourth proportional to 69,980,824.80, 104,886,132.48 and 49,516,441.92 is: 74,214,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,980,824.80 : 104,886,132.48 = 49,516,441.92 : x
  2. Step 2: Convert to fraction form
    69,980,824.80/104,886,132.48 = 49,516,441.92/x
  3. Step 3: Cross multiply
    69,980,824.80x = 104,886,132.48 × 49,516,441.92
  4. Step 4: Simplify right side
    69,980,824.80x = 5,193,588,087,159,346
  5. Step 5: Solve for x
    x = 5,193,588,087,159,346/69,980,824.80
  6. Step 6: Final answer
    x = 74,214,445.20

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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.