Home / 672,146,736,805.18-927,565,291,408.08-363,498,095,815.12

Finding the Fourth Proportional to 672,146,736,805.18, 927,565,291,408.08 and 363,498,095,815.12

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Solution

The fourth proportional to 672,146,736,805.18, 927,565,291,408.08 and 363,498,095,815.12 is: 501,628,883,558.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,146,736,805.18 : 927,565,291,408.08 = 363,498,095,815.12 : x
  2. Step 2: Convert to fraction form
    672,146,736,805.18/927,565,291,408.08 = 363,498,095,815.12/x
  3. Step 3: Cross multiply
    672,146,736,805.18x = 927,565,291,408.08 × 363,498,095,815.12
  4. Step 4: Simplify right side
    672,146,736,805.18x = 337,168,217,171,033,944,227,840
  5. Step 5: Solve for x
    x = 337,168,217,171,033,944,227,840/672,146,736,805.18
  6. Step 6: Final answer
    x = 501,628,883,558.44

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Double scale
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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.