Home / 254,484,025.80-381,838,013.10-118,099,206.60

Finding the Fourth Proportional to 254,484,025.80, 381,838,013.10 and 118,099,206.60

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Solution

The fourth proportional to 254,484,025.80, 381,838,013.10 and 118,099,206.60 is: 177,200,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,484,025.80 : 381,838,013.10 = 118,099,206.60 : x
  2. Step 2: Convert to fraction form
    254,484,025.80/381,838,013.10 = 118,099,206.60/x
  3. Step 3: Cross multiply
    254,484,025.80x = 381,838,013.10 × 118,099,206.60
  4. Step 4: Simplify right side
    254,484,025.80x = 45,094,766,396,830,408
  5. Step 5: Solve for x
    x = 45,094,766,396,830,408/254,484,025.80
  6. Step 6: Final answer
    x = 177,200,774.21

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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.