Home / 99,777,963.40-149,750,925.90-48,703,640.20

Finding the Fourth Proportional to 99,777,963.40, 149,750,925.90 and 48,703,640.20

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Solution

The fourth proportional to 99,777,963.40, 149,750,925.90 and 48,703,640.20 is: 73,096,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,777,963.40 : 149,750,925.90 = 48,703,640.20 : x
  2. Step 2: Convert to fraction form
    99,777,963.40/149,750,925.90 = 48,703,640.20/x
  3. Step 3: Cross multiply
    99,777,963.40x = 149,750,925.90 × 48,703,640.20
  4. Step 4: Simplify right side
    99,777,963.40x = 7,293,415,214,650,462
  5. Step 5: Solve for x
    x = 7,293,415,214,650,462/99,777,963.40
  6. Step 6: Final answer
    x = 73,096,453.03

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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.