Home / 340,940,925.54-470,626,425.81-223,473,825.90

Finding the Fourth Proportional to 340,940,925.54, 470,626,425.81 and 223,473,825.90

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Solution

The fourth proportional to 340,940,925.54, 470,626,425.81 and 223,473,825.90 is: 308,477,745.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,940,925.54 : 470,626,425.81 = 223,473,825.90 : x
  2. Step 2: Convert to fraction form
    340,940,925.54/470,626,425.81 = 223,473,825.90/x
  3. Step 3: Cross multiply
    340,940,925.54x = 470,626,425.81 × 223,473,825.90
  4. Step 4: Simplify right side
    340,940,925.54x = 105,172,687,945,403,216
  5. Step 5: Solve for x
    x = 105,172,687,945,403,216/340,940,925.54
  6. Step 6: Final answer
    x = 308,477,745.17

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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.