Home / 234,504,278.40-351,756,417.60-210,695,721.60

Finding the Fourth Proportional to 234,504,278.40, 351,756,417.60 and 210,695,721.60

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Solution

The fourth proportional to 234,504,278.40, 351,756,417.60 and 210,695,721.60 is: 316,043,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,504,278.40 : 351,756,417.60 = 210,695,721.60 : x
  2. Step 2: Convert to fraction form
    234,504,278.40/351,756,417.60 = 210,695,721.60/x
  3. Step 3: Cross multiply
    234,504,278.40x = 351,756,417.60 × 210,695,721.60
  4. Step 4: Simplify right side
    234,504,278.40x = 74,113,572,233,662,944
  5. Step 5: Solve for x
    x = 74,113,572,233,662,944/234,504,278.40
  6. Step 6: Final answer
    x = 316,043,582.40

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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.