Home / 113,130,958.32-169,564,823.76-64,642,806.36

Finding the Fourth Proportional to 113,130,958.32, 169,564,823.76 and 64,642,806.36

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Solution

The fourth proportional to 113,130,958.32, 169,564,823.76 and 64,642,806.36 is: 96,889,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,130,958.32 : 169,564,823.76 = 64,642,806.36 : x
  2. Step 2: Convert to fraction form
    113,130,958.32/169,564,823.76 = 64,642,806.36/x
  3. Step 3: Cross multiply
    113,130,958.32x = 169,564,823.76 × 64,642,806.36
  4. Step 4: Simplify right side
    113,130,958.32x = 10,961,146,067,785,206
  5. Step 5: Solve for x
    x = 10,961,146,067,785,206/113,130,958.32
  6. Step 6: Final answer
    x = 96,889,005.72

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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.