Home / 85,225,009.80-127,890,002.70-36,726,097.80

Finding the Fourth Proportional to 85,225,009.80, 127,890,002.70 and 36,726,097.80

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Solution

The fourth proportional to 85,225,009.80, 127,890,002.70 and 36,726,097.80 is: 55,111,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,225,009.80 : 127,890,002.70 = 36,726,097.80 : x
  2. Step 2: Convert to fraction form
    85,225,009.80/127,890,002.70 = 36,726,097.80/x
  3. Step 3: Cross multiply
    85,225,009.80x = 127,890,002.70 × 36,726,097.80
  4. Step 4: Simplify right side
    85,225,009.80x = 4,696,900,746,802,464
  5. Step 5: Solve for x
    x = 4,696,900,746,802,464/85,225,009.80
  6. Step 6: Final answer
    x = 55,111,765.41

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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.