Home / 986,485,550.76-1,361,349,588.65-590,008,532.36

Finding the Fourth Proportional to 986,485,550.76, 1,361,349,588.65 and 590,008,532.36

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Solution

The fourth proportional to 986,485,550.76, 1,361,349,588.65 and 590,008,532.36 is: 814,211,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,485,550.76 : 1,361,349,588.65 = 590,008,532.36 : x
  2. Step 2: Convert to fraction form
    986,485,550.76/1,361,349,588.65 = 590,008,532.36/x
  3. Step 3: Cross multiply
    986,485,550.76x = 1,361,349,588.65 × 590,008,532.36
  4. Step 4: Simplify right side
    986,485,550.76x = 803,207,872,818,519,424
  5. Step 5: Solve for x
    x = 803,207,872,818,519,424/986,485,550.76
  6. Step 6: Final answer
    x = 814,211,492.71

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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.