Home / 66,692,809.25-92,036,076.77-36,169,417.25

Finding the Fourth Proportional to 66,692,809.25, 92,036,076.77 and 36,169,417.25

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Solution

The fourth proportional to 66,692,809.25, 92,036,076.77 and 36,169,417.25 is: 49,913,795.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692,809.25 : 92,036,076.77 = 36,169,417.25 : x
  2. Step 2: Convert to fraction form
    66,692,809.25/92,036,076.77 = 36,169,417.25/x
  3. Step 3: Cross multiply
    66,692,809.25x = 92,036,076.77 × 36,169,417.25
  4. Step 4: Simplify right side
    66,692,809.25x = 3,328,891,262,566,315
  5. Step 5: Solve for x
    x = 3,328,891,262,566,315/66,692,809.25
  6. Step 6: Final answer
    x = 49,913,795.81

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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.