Home / 145,481,834.25-218,251,498.85-53,366,427.60

Finding the Fourth Proportional to 145,481,834.25, 218,251,498.85 and 53,366,427.60

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Solution

The fourth proportional to 145,481,834.25, 218,251,498.85 and 53,366,427.60 is: 80,060,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481,834.25 : 218,251,498.85 = 53,366,427.60 : x
  2. Step 2: Convert to fraction form
    145,481,834.25/218,251,498.85 = 53,366,427.60/x
  3. Step 3: Cross multiply
    145,481,834.25x = 218,251,498.85 × 53,366,427.60
  4. Step 4: Simplify right side
    145,481,834.25x = 11,647,302,811,703,176
  5. Step 5: Solve for x
    x = 11,647,302,811,703,176/145,481,834.25
  6. Step 6: Final answer
    x = 80,060,186.70

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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.