Home / 118,289,916.40-177,302,164.20-50,121,007.60

Finding the Fourth Proportional to 118,289,916.40, 177,302,164.20 and 50,121,007.60

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Solution

The fourth proportional to 118,289,916.40, 177,302,164.20 and 50,121,007.60 is: 75,125,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,289,916.40 : 177,302,164.20 = 50,121,007.60 : x
  2. Step 2: Convert to fraction form
    118,289,916.40/177,302,164.20 = 50,121,007.60/x
  3. Step 3: Cross multiply
    118,289,916.40x = 177,302,164.20 × 50,121,007.60
  4. Step 4: Simplify right side
    118,289,916.40x = 8,886,563,119,364,648
  5. Step 5: Solve for x
    x = 8,886,563,119,364,648/118,289,916.40
  6. Step 6: Final answer
    x = 75,125,280.24

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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.