Home / 118,289,915.40-177,302,162.70-50,121,006.60

Finding the Fourth Proportional to 118,289,915.40, 177,302,162.70 and 50,121,006.60

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Solution

The fourth proportional to 118,289,915.40, 177,302,162.70 and 50,121,006.60 is: 75,125,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,289,915.40 : 177,302,162.70 = 50,121,006.60 : x
  2. Step 2: Convert to fraction form
    118,289,915.40/177,302,162.70 = 50,121,006.60/x
  3. Step 3: Cross multiply
    118,289,915.40x = 177,302,162.70 × 50,121,006.60
  4. Step 4: Simplify right side
    118,289,915.40x = 8,886,562,866,880,973
  5. Step 5: Solve for x
    x = 8,886,562,866,880,973/118,289,915.40
  6. Step 6: Final answer
    x = 75,125,278.74

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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.