Home / 441,834,243.12-662,751,014.76-118,718,115.12

Finding the Fourth Proportional to 441,834,243.12, 662,751,014.76 and 118,718,115.12

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Solution

The fourth proportional to 441,834,243.12, 662,751,014.76 and 118,718,115.12 is: 178,077,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,834,243.12 : 662,751,014.76 = 118,718,115.12 : x
  2. Step 2: Convert to fraction form
    441,834,243.12/662,751,014.76 = 118,718,115.12/x
  3. Step 3: Cross multiply
    441,834,243.12x = 662,751,014.76 × 118,718,115.12
  4. Step 4: Simplify right side
    441,834,243.12x = 78,680,551,266,174,496
  5. Step 5: Solve for x
    x = 78,680,551,266,174,496/441,834,243.12
  6. Step 6: Final answer
    x = 178,077,078.66

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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.