Home / 1,111,961,279.36-1,534,502,354.44-610,178,458.47

Finding the Fourth Proportional to 1,111,961,279.36, 1,534,502,354.44 and 610,178,458.47

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Solution

The fourth proportional to 1,111,961,279.36, 1,534,502,354.44 and 610,178,458.47 is: 842,043,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,961,279.36 : 1,534,502,354.44 = 610,178,458.47 : x
  2. Step 2: Convert to fraction form
    1,111,961,279.36/1,534,502,354.44 = 610,178,458.47/x
  3. Step 3: Cross multiply
    1,111,961,279.36x = 1,534,502,354.44 × 610,178,458.47
  4. Step 4: Simplify right side
    1,111,961,279.36x = 936,320,281,146,860,928
  5. Step 5: Solve for x
    x = 936,320,281,146,860,928/1,111,961,279.36
  6. Step 6: Final answer
    x = 842,043,961.90

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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.