Home / 53,946,126.20-80,919,189.30-47,710,551.80

Finding the Fourth Proportional to 53,946,126.20, 80,919,189.30 and 47,710,551.80

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Solution

The fourth proportional to 53,946,126.20, 80,919,189.30 and 47,710,551.80 is: 71,565,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,126.20 : 80,919,189.30 = 47,710,551.80 : x
  2. Step 2: Convert to fraction form
    53,946,126.20/80,919,189.30 = 47,710,551.80/x
  3. Step 3: Cross multiply
    53,946,126.20x = 80,919,189.30 × 47,710,551.80
  4. Step 4: Simplify right side
    53,946,126.20x = 3,860,699,172,711,655.50
  5. Step 5: Solve for x
    x = 3,860,699,172,711,655.50/53,946,126.20
  6. Step 6: Final answer
    x = 71,565,827.70

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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.