Home / 254,156,733.60-381,235,100.40-243,395,053.35

Finding the Fourth Proportional to 254,156,733.60, 381,235,100.40 and 243,395,053.35

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Solution

The fourth proportional to 254,156,733.60, 381,235,100.40 and 243,395,053.35 is: 365,092,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,156,733.60 : 381,235,100.40 = 243,395,053.35 : x
  2. Step 2: Convert to fraction form
    254,156,733.60/381,235,100.40 = 243,395,053.35/x
  3. Step 3: Cross multiply
    254,156,733.60x = 381,235,100.40 × 243,395,053.35
  4. Step 4: Simplify right side
    254,156,733.60x = 92,790,737,600,750,592
  5. Step 5: Solve for x
    x = 92,790,737,600,750,592/254,156,733.60
  6. Step 6: Final answer
    x = 365,092,580.03

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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.