Home / 66,768,191.07-92,140,644.83-36,999,336.48

Finding the Fourth Proportional to 66,768,191.07, 92,140,644.83 and 36,999,336.48

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Solution

The fourth proportional to 66,768,191.07, 92,140,644.83 and 36,999,336.48 is: 51,059,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,768,191.07 : 92,140,644.83 = 36,999,336.48 : x
  2. Step 2: Convert to fraction form
    66,768,191.07/92,140,644.83 = 36,999,336.48/x
  3. Step 3: Cross multiply
    66,768,191.07x = 92,140,644.83 × 36,999,336.48
  4. Step 4: Simplify right side
    66,768,191.07x = 3,409,142,721,364,345.50
  5. Step 5: Solve for x
    x = 3,409,142,721,364,345.50/66,768,191.07
  6. Step 6: Final answer
    x = 51,059,384.22

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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.