Home / 8,161,888,136.80-12,242,832,205.20-4,029,402,920.80

Finding the Fourth Proportional to 8,161,888,136.80, 12,242,832,205.20 and 4,029,402,920.80

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Solution

The fourth proportional to 8,161,888,136.80, 12,242,832,205.20 and 4,029,402,920.80 is: 6,044,104,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,888,136.80 : 12,242,832,205.20 = 4,029,402,920.80 : x
  2. Step 2: Convert to fraction form
    8,161,888,136.80/12,242,832,205.20 = 4,029,402,920.80/x
  3. Step 3: Cross multiply
    8,161,888,136.80x = 12,242,832,205.20 × 4,029,402,920.80
  4. Step 4: Simplify right side
    8,161,888,136.80x = 49,331,303,846,497,189,888
  5. Step 5: Solve for x
    x = 49,331,303,846,497,189,888/8,161,888,136.80
  6. Step 6: Final answer
    x = 6,044,104,381.20

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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.