Home / 118,104,043.20-177,156,064.80-53,409,958.80

Finding the Fourth Proportional to 118,104,043.20, 177,156,064.80 and 53,409,958.80

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Solution

The fourth proportional to 118,104,043.20, 177,156,064.80 and 53,409,958.80 is: 80,114,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,104,043.20 : 177,156,064.80 = 53,409,958.80 : x
  2. Step 2: Convert to fraction form
    118,104,043.20/177,156,064.80 = 53,409,958.80/x
  3. Step 3: Cross multiply
    118,104,043.20x = 177,156,064.80 × 53,409,958.80
  4. Step 4: Simplify right side
    118,104,043.20x = 9,461,898,122,138,130
  5. Step 5: Solve for x
    x = 9,461,898,122,138,130/118,104,043.20
  6. Step 6: Final answer
    x = 80,114,938.20

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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.