Home / 133,841,623.90-200,762,435.85-99,829,399.90

Finding the Fourth Proportional to 133,841,623.90, 200,762,435.85 and 99,829,399.90

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Solution

The fourth proportional to 133,841,623.90, 200,762,435.85 and 99,829,399.90 is: 149,744,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,841,623.90 : 200,762,435.85 = 99,829,399.90 : x
  2. Step 2: Convert to fraction form
    133,841,623.90/200,762,435.85 = 99,829,399.90/x
  3. Step 3: Cross multiply
    133,841,623.90x = 200,762,435.85 × 99,829,399.90
  4. Step 4: Simplify right side
    133,841,623.90x = 20,041,993,493,367,748
  5. Step 5: Solve for x
    x = 20,041,993,493,367,748/133,841,623.90
  6. Step 6: Final answer
    x = 149,744,099.85

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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.