Home / 70,499,905.92-97,289,602.56-39,560,002.56

Finding the Fourth Proportional to 70,499,905.92, 97,289,602.56 and 39,560,002.56

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Solution

The fourth proportional to 70,499,905.92, 97,289,602.56 and 39,560,002.56 is: 54,592,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,499,905.92 : 97,289,602.56 = 39,560,002.56 : x
  2. Step 2: Convert to fraction form
    70,499,905.92/97,289,602.56 = 39,560,002.56/x
  3. Step 3: Cross multiply
    70,499,905.92x = 97,289,602.56 × 39,560,002.56
  4. Step 4: Simplify right side
    70,499,905.92x = 3,848,776,926,334,983
  5. Step 5: Solve for x
    x = 3,848,776,926,334,983/70,499,905.92
  6. Step 6: Final answer
    x = 54,592,653.37

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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.