Home / 11,209,654,319.40-16,814,481,479.10-7,081,830,037.80

Finding the Fourth Proportional to 11,209,654,319.40, 16,814,481,479.10 and 7,081,830,037.80

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Solution

The fourth proportional to 11,209,654,319.40, 16,814,481,479.10 and 7,081,830,037.80 is: 10,622,745,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,654,319.40 : 16,814,481,479.10 = 7,081,830,037.80 : x
  2. Step 2: Convert to fraction form
    11,209,654,319.40/16,814,481,479.10 = 7,081,830,037.80/x
  3. Step 3: Cross multiply
    11,209,654,319.40x = 16,814,481,479.10 × 7,081,830,037.80
  4. Step 4: Simplify right side
    11,209,654,319.40x = 119,077,300,008,722,153,472
  5. Step 5: Solve for x
    x = 119,077,300,008,722,153,472/11,209,654,319.40
  6. Step 6: Final answer
    x = 10,622,745,056.70

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Double scale
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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.