Home / 85,530,228.12-118,034,204.22-48,359,709.93

Finding the Fourth Proportional to 85,530,228.12, 118,034,204.22 and 48,359,709.93

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Solution

The fourth proportional to 85,530,228.12, 118,034,204.22 and 48,359,709.93 is: 66,737,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,530,228.12 : 118,034,204.22 = 48,359,709.93 : x
  2. Step 2: Convert to fraction form
    85,530,228.12/118,034,204.22 = 48,359,709.93/x
  3. Step 3: Cross multiply
    85,530,228.12x = 118,034,204.22 × 48,359,709.93
  4. Step 4: Simplify right side
    85,530,228.12x = 5,708,099,877,897,582
  5. Step 5: Solve for x
    x = 5,708,099,877,897,582/85,530,228.12
  6. Step 6: Final answer
    x = 66,737,807.25

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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.