Home / 85,704,685.95-118,280,178.80-48,544,004.49

Finding the Fourth Proportional to 85,704,685.95, 118,280,178.80 and 48,544,004.49

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Solution

The fourth proportional to 85,704,685.95, 118,280,178.80 and 48,544,004.49 is: 66,995,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,704,685.95 : 118,280,178.80 = 48,544,004.49 : x
  2. Step 2: Convert to fraction form
    85,704,685.95/118,280,178.80 = 48,544,004.49/x
  3. Step 3: Cross multiply
    85,704,685.95x = 118,280,178.80 × 48,544,004.49
  4. Step 4: Simplify right side
    85,704,685.95x = 5,741,793,530,502,483
  5. Step 5: Solve for x
    x = 5,741,793,530,502,483/85,704,685.95
  6. Step 6: Final answer
    x = 66,995,094.46

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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.