Home / 133,142,810.10-199,572,497.55-51,230,037.30

Finding the Fourth Proportional to 133,142,810.10, 199,572,497.55 and 51,230,037.30

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Solution

The fourth proportional to 133,142,810.10, 199,572,497.55 and 51,230,037.30 is: 76,790,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,142,810.10 : 199,572,497.55 = 51,230,037.30 : x
  2. Step 2: Convert to fraction form
    133,142,810.10/199,572,497.55 = 51,230,037.30/x
  3. Step 3: Cross multiply
    133,142,810.10x = 199,572,497.55 × 51,230,037.30
  4. Step 4: Simplify right side
    133,142,810.10x = 10,224,106,493,540,658
  5. Step 5: Solve for x
    x = 10,224,106,493,540,658/133,142,810.10
  6. Step 6: Final answer
    x = 76,790,526.55

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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.