Home / 58,712,000.20-88,068,000.30-53,421,209.80

Finding the Fourth Proportional to 58,712,000.20, 88,068,000.30 and 53,421,209.80

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Solution

The fourth proportional to 58,712,000.20, 88,068,000.30 and 53,421,209.80 is: 80,131,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,712,000.20 : 88,068,000.30 = 53,421,209.80 : x
  2. Step 2: Convert to fraction form
    58,712,000.20/88,068,000.30 = 53,421,209.80/x
  3. Step 3: Cross multiply
    58,712,000.20x = 88,068,000.30 × 53,421,209.80
  4. Step 4: Simplify right side
    58,712,000.20x = 4,704,699,120,692,763
  5. Step 5: Solve for x
    x = 4,704,699,120,692,763/58,712,000.20
  6. Step 6: Final answer
    x = 80,131,814.70

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1.5x scale

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.