Home / 7,091,712,272.80-10,637,568,409.20-1,921,854,224.80

Finding the Fourth Proportional to 7,091,712,272.80, 10,637,568,409.20 and 1,921,854,224.80

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Solution

The fourth proportional to 7,091,712,272.80, 10,637,568,409.20 and 1,921,854,224.80 is: 2,882,781,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091,712,272.80 : 10,637,568,409.20 = 1,921,854,224.80 : x
  2. Step 2: Convert to fraction form
    7,091,712,272.80/10,637,568,409.20 = 1,921,854,224.80/x
  3. Step 3: Cross multiply
    7,091,712,272.80x = 10,637,568,409.20 × 1,921,854,224.80
  4. Step 4: Simplify right side
    7,091,712,272.80x = 20,443,855,788,820,037,632
  5. Step 5: Solve for x
    x = 20,443,855,788,820,037,632/7,091,712,272.80
  6. Step 6: Final answer
    x = 2,882,781,337.20

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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.