Home / 111,154,520.70-153,394,152.44-61,595,722.02

Finding the Fourth Proportional to 111,154,520.70, 153,394,152.44 and 61,595,722.02

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Solution

The fourth proportional to 111,154,520.70, 153,394,152.44 and 61,595,722.02 is: 85,002,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,154,520.70 : 153,394,152.44 = 61,595,722.02 : x
  2. Step 2: Convert to fraction form
    111,154,520.70/153,394,152.44 = 61,595,722.02/x
  3. Step 3: Cross multiply
    111,154,520.70x = 153,394,152.44 × 61,595,722.02
  4. Step 4: Simplify right side
    111,154,520.70x = 9,448,423,572,879,766
  5. Step 5: Solve for x
    x = 9,448,423,572,879,766/111,154,520.70
  6. Step 6: Final answer
    x = 85,002,602.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.