Home / 310,019,905.04-464,868,386.22-146,213,679.54

Finding the Fourth Proportional to 310,019,905.04, 464,868,386.22 and 146,213,679.54

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Solution

The fourth proportional to 310,019,905.04, 464,868,386.22 and 146,213,679.54 is: 219,244,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,019,905.04 : 464,868,386.22 = 146,213,679.54 : x
  2. Step 2: Convert to fraction form
    310,019,905.04/464,868,386.22 = 146,213,679.54/x
  3. Step 3: Cross multiply
    310,019,905.04x = 464,868,386.22 × 146,213,679.54
  4. Step 4: Simplify right side
    310,019,905.04x = 67,970,117,251,048,032
  5. Step 5: Solve for x
    x = 67,970,117,251,048,032/310,019,905.04
  6. Step 6: Final answer
    x = 219,244,365.11

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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.