Home / 66,200,284.63-91,348,456.35-36,824,194.45

Finding the Fourth Proportional to 66,200,284.63, 91,348,456.35 and 36,824,194.45

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Solution

The fourth proportional to 66,200,284.63, 91,348,456.35 and 36,824,194.45 is: 50,812,973.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,200,284.63 : 91,348,456.35 = 36,824,194.45 : x
  2. Step 2: Convert to fraction form
    66,200,284.63/91,348,456.35 = 36,824,194.45/x
  3. Step 3: Cross multiply
    66,200,284.63x = 91,348,456.35 × 36,824,194.45
  4. Step 4: Simplify right side
    66,200,284.63x = 3,363,833,319,339,737.50
  5. Step 5: Solve for x
    x = 3,363,833,319,339,737.50/66,200,284.63
  6. Step 6: Final answer
    x = 50,812,973.66

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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.