Home / 64,615,296.72-89,169,678.96-35,246,759.76

Finding the Fourth Proportional to 64,615,296.72, 89,169,678.96 and 35,246,759.76

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Solution

The fourth proportional to 64,615,296.72, 89,169,678.96 and 35,246,759.76 is: 48,640,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615,296.72 : 89,169,678.96 = 35,246,759.76 : x
  2. Step 2: Convert to fraction form
    64,615,296.72/89,169,678.96 = 35,246,759.76/x
  3. Step 3: Cross multiply
    64,615,296.72x = 89,169,678.96 × 35,246,759.76
  4. Step 4: Simplify right side
    64,615,296.72x = 3,142,942,252,179,446
  5. Step 5: Solve for x
    x = 3,142,942,252,179,446/64,615,296.72
  6. Step 6: Final answer
    x = 48,640,839.12

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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.