Home / 78,893,162.25-118,366,315.22-49,713,114.75

Finding the Fourth Proportional to 78,893,162.25, 118,366,315.22 and 49,713,114.75

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Solution

The fourth proportional to 78,893,162.25, 118,366,315.22 and 49,713,114.75 is: 74,586,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,893,162.25 : 118,366,315.22 = 49,713,114.75 : x
  2. Step 2: Convert to fraction form
    78,893,162.25/118,366,315.22 = 49,713,114.75/x
  3. Step 3: Cross multiply
    78,893,162.25x = 118,366,315.22 × 49,713,114.75
  4. Step 4: Simplify right side
    78,893,162.25x = 5,884,358,211,066,531
  5. Step 5: Solve for x
    x = 5,884,358,211,066,531/78,893,162.25
  6. Step 6: Final answer
    x = 74,586,415.90

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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.