Home / 330,985,442,518.48-496,478,169,559.68-79,446,636,590.80

Finding the Fourth Proportional to 330,985,442,518.48, 496,478,169,559.68 and 79,446,636,590.80

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Solution

The fourth proportional to 330,985,442,518.48, 496,478,169,559.68 and 79,446,636,590.80 is: 119,169,956,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,985,442,518.48 : 496,478,169,559.68 = 79,446,636,590.80 : x
  2. Step 2: Convert to fraction form
    330,985,442,518.48/496,478,169,559.68 = 79,446,636,590.80/x
  3. Step 3: Cross multiply
    330,985,442,518.48x = 496,478,169,559.68 × 79,446,636,590.80
  4. Step 4: Simplify right side
    330,985,442,518.48x = 39,443,520,712,273,481,957,376
  5. Step 5: Solve for x
    x = 39,443,520,712,273,481,957,376/330,985,442,518.48
  6. Step 6: Final answer
    x = 119,169,956,274.05

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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.