Home / 66,663,726.45-99,925,247.25-35,949,946.79

Finding the Fourth Proportional to 66,663,726.45, 99,925,247.25 and 35,949,946.79

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Solution

The fourth proportional to 66,663,726.45, 99,925,247.25 and 35,949,946.79 is: 53,886,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,663,726.45 : 99,925,247.25 = 35,949,946.79 : x
  2. Step 2: Convert to fraction form
    66,663,726.45/99,925,247.25 = 35,949,946.79/x
  3. Step 3: Cross multiply
    66,663,726.45x = 99,925,247.25 × 35,949,946.79
  4. Step 4: Simplify right side
    66,663,726.45x = 3,592,307,321,115,467
  5. Step 5: Solve for x
    x = 3,592,307,321,115,467/66,663,726.45
  6. Step 6: Final answer
    x = 53,886,986.41

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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.