Home / 126,792,000.30-190,188,000.45-118,225,958.70

Finding the Fourth Proportional to 126,792,000.30, 190,188,000.45 and 118,225,958.70

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Solution

The fourth proportional to 126,792,000.30, 190,188,000.45 and 118,225,958.70 is: 177,338,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,792,000.30 : 190,188,000.45 = 118,225,958.70 : x
  2. Step 2: Convert to fraction form
    126,792,000.30/190,188,000.45 = 118,225,958.70/x
  3. Step 3: Cross multiply
    126,792,000.30x = 190,188,000.45 × 118,225,958.70
  4. Step 4: Simplify right side
    126,792,000.30x = 22,485,158,686,437,280
  5. Step 5: Solve for x
    x = 22,485,158,686,437,280/126,792,000.30
  6. Step 6: Final answer
    x = 177,338,938.05

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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.