Home / 85,704,686.20-118,280,179.14-48,544,004.74

Finding the Fourth Proportional to 85,704,686.20, 118,280,179.14 and 48,544,004.74

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Solution

The fourth proportional to 85,704,686.20, 118,280,179.14 and 48,544,004.74 is: 66,995,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,704,686.20 : 118,280,179.14 = 48,544,004.74 : x
  2. Step 2: Convert to fraction form
    85,704,686.20/118,280,179.14 = 48,544,004.74/x
  3. Step 3: Cross multiply
    85,704,686.20x = 118,280,179.14 × 48,544,004.74
  4. Step 4: Simplify right side
    85,704,686.20x = 5,741,793,576,820,209
  5. Step 5: Solve for x
    x = 5,741,793,576,820,209/85,704,686.20
  6. Step 6: Final answer
    x = 66,995,094.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.