Home / 1,238,940,857,025.40-1,858,411,285,538.10-735,604,157,716.60

Finding the Fourth Proportional to 1,238,940,857,025.40, 1,858,411,285,538.10 and 735,604,157,716.60

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Solution

The fourth proportional to 1,238,940,857,025.40, 1,858,411,285,538.10 and 735,604,157,716.60 is: 1,103,406,236,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,940,857,025.40 : 1,858,411,285,538.10 = 735,604,157,716.60 : x
  2. Step 2: Convert to fraction form
    1,238,940,857,025.40/1,858,411,285,538.10 = 735,604,157,716.60/x
  3. Step 3: Cross multiply
    1,238,940,857,025.40x = 1,858,411,285,538.10 × 735,604,157,716.60
  4. Step 4: Simplify right side
    1,238,940,857,025.40x = 1,367,055,068,389,277,790,371,840
  5. Step 5: Solve for x
    x = 1,367,055,068,389,277,790,371,840/1,238,940,857,025.40
  6. Step 6: Final answer
    x = 1,103,406,236,574.90

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Double scale
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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.