Home / 195,699,332.80-293,548,999.20-105,000,068.80

Finding the Fourth Proportional to 195,699,332.80, 293,548,999.20 and 105,000,068.80

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Solution

The fourth proportional to 195,699,332.80, 293,548,999.20 and 105,000,068.80 is: 157,500,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,699,332.80 : 293,548,999.20 = 105,000,068.80 : x
  2. Step 2: Convert to fraction form
    195,699,332.80/293,548,999.20 = 105,000,068.80/x
  3. Step 3: Cross multiply
    195,699,332.80x = 293,548,999.20 × 105,000,068.80
  4. Step 4: Simplify right side
    195,699,332.80x = 30,822,665,112,171,144
  5. Step 5: Solve for x
    x = 30,822,665,112,171,144/195,699,332.80
  6. Step 6: Final answer
    x = 157,500,103.20

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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.