Home / 11,990,460,307.20-16,548,566,011.20-6,908,850,994.56

Finding the Fourth Proportional to 11,990,460,307.20, 16,548,566,011.20 and 6,908,850,994.56

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Solution

The fourth proportional to 11,990,460,307.20, 16,548,566,011.20 and 6,908,850,994.56 is: 9,535,211,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,460,307.20 : 16,548,566,011.20 = 6,908,850,994.56 : x
  2. Step 2: Convert to fraction form
    11,990,460,307.20/16,548,566,011.20 = 6,908,850,994.56/x
  3. Step 3: Cross multiply
    11,990,460,307.20x = 16,548,566,011.20 × 6,908,850,994.56
  4. Step 4: Simplify right side
    11,990,460,307.20x = 114,331,576,745,020,948,480
  5. Step 5: Solve for x
    x = 114,331,576,745,020,948,480/11,990,460,307.20
  6. Step 6: Final answer
    x = 9,535,211,644.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.