Home / 848,794,745.38-1,171,336,802.64-472,443,231.32

Finding the Fourth Proportional to 848,794,745.38, 1,171,336,802.64 and 472,443,231.32

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Solution

The fourth proportional to 848,794,745.38, 1,171,336,802.64 and 472,443,231.32 is: 651,971,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,794,745.38 : 1,171,336,802.64 = 472,443,231.32 : x
  2. Step 2: Convert to fraction form
    848,794,745.38/1,171,336,802.64 = 472,443,231.32/x
  3. Step 3: Cross multiply
    848,794,745.38x = 1,171,336,802.64 × 472,443,231.32
  4. Step 4: Simplify right side
    848,794,745.38x = 553,390,144,000,054,848
  5. Step 5: Solve for x
    x = 553,390,144,000,054,848/848,794,745.38
  6. Step 6: Final answer
    x = 651,971,689.28

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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.