Home / 66,185,264.96-99,277,926.24-20,750,601.92

Finding the Fourth Proportional to 66,185,264.96, 99,277,926.24 and 20,750,601.92

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Solution

The fourth proportional to 66,185,264.96, 99,277,926.24 and 20,750,601.92 is: 31,125,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,185,264.96 : 99,277,926.24 = 20,750,601.92 : x
  2. Step 2: Convert to fraction form
    66,185,264.96/99,277,926.24 = 20,750,601.92/x
  3. Step 3: Cross multiply
    66,185,264.96x = 99,277,926.24 × 20,750,601.92
  4. Step 4: Simplify right side
    66,185,264.96x = 2,060,076,726,849,362.50
  5. Step 5: Solve for x
    x = 2,060,076,726,849,362.50/66,185,264.96
  6. Step 6: Final answer
    x = 31,125,911.91

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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.