Home / 1,155,467,519.68-1,594,410,655.75-646,858,083.59

Finding the Fourth Proportional to 1,155,467,519.68, 1,594,410,655.75 and 646,858,083.59

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Solution

The fourth proportional to 1,155,467,519.68, 1,594,410,655.75 and 646,858,083.59 is: 892,588,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,467,519.68 : 1,594,410,655.75 = 646,858,083.59 : x
  2. Step 2: Convert to fraction form
    1,155,467,519.68/1,594,410,655.75 = 646,858,083.59/x
  3. Step 3: Cross multiply
    1,155,467,519.68x = 1,594,410,655.75 × 646,858,083.59
  4. Step 4: Simplify right side
    1,155,467,519.68x = 1,031,357,421,233,920,256
  5. Step 5: Solve for x
    x = 1,031,357,421,233,920,256/1,155,467,519.68
  6. Step 6: Final answer
    x = 892,588,847.08

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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.