Home / 78,733,278.80-118,099,918.20-62,294,037.20

Finding the Fourth Proportional to 78,733,278.80, 118,099,918.20 and 62,294,037.20

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Solution

The fourth proportional to 78,733,278.80, 118,099,918.20 and 62,294,037.20 is: 93,441,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,733,278.80 : 118,099,918.20 = 62,294,037.20 : x
  2. Step 2: Convert to fraction form
    78,733,278.80/118,099,918.20 = 62,294,037.20/x
  3. Step 3: Cross multiply
    78,733,278.80x = 118,099,918.20 × 62,294,037.20
  4. Step 4: Simplify right side
    78,733,278.80x = 7,356,920,697,667,758
  5. Step 5: Solve for x
    x = 7,356,920,697,667,758/78,733,278.80
  6. Step 6: Final answer
    x = 93,441,055.80

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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.