Home / 370,704,778.74-556,147,068.39-111,904,539.66

Finding the Fourth Proportional to 370,704,778.74, 556,147,068.39 and 111,904,539.66

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Solution

The fourth proportional to 370,704,778.74, 556,147,068.39 and 111,904,539.66 is: 167,883,947.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,704,778.74 : 556,147,068.39 = 111,904,539.66 : x
  2. Step 2: Convert to fraction form
    370,704,778.74/556,147,068.39 = 111,904,539.66/x
  3. Step 3: Cross multiply
    370,704,778.74x = 556,147,068.39 × 111,904,539.66
  4. Step 4: Simplify right side
    370,704,778.74x = 62,235,381,671,441,480
  5. Step 5: Solve for x
    x = 62,235,381,671,441,480/370,704,778.74
  6. Step 6: Final answer
    x = 167,883,947.66

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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.