Home / 1,102,009,773.60-1,520,716,077.36-684,313,098.12

Finding the Fourth Proportional to 1,102,009,773.60, 1,520,716,077.36 and 684,313,098.12

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Solution

The fourth proportional to 1,102,009,773.60, 1,520,716,077.36 and 684,313,098.12 is: 944,316,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,009,773.60 : 1,520,716,077.36 = 684,313,098.12 : x
  2. Step 2: Convert to fraction form
    1,102,009,773.60/1,520,716,077.36 = 684,313,098.12/x
  3. Step 3: Cross multiply
    1,102,009,773.60x = 1,520,716,077.36 × 684,313,098.12
  4. Step 4: Simplify right side
    1,102,009,773.60x = 1,040,645,930,259,115,136
  5. Step 5: Solve for x
    x = 1,040,645,930,259,115,136/1,102,009,773.60
  6. Step 6: Final answer
    x = 944,316,425.49

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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.