Home / 460,839,248.28-691,259,572.32-188,210,015.28

Finding the Fourth Proportional to 460,839,248.28, 691,259,572.32 and 188,210,015.28

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Solution

The fourth proportional to 460,839,248.28, 691,259,572.32 and 188,210,015.28 is: 282,315,308.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,839,248.28 : 691,259,572.32 = 188,210,015.28 : x
  2. Step 2: Convert to fraction form
    460,839,248.28/691,259,572.32 = 188,210,015.28/x
  3. Step 3: Cross multiply
    460,839,248.28x = 691,259,572.32 × 188,210,015.28
  4. Step 4: Simplify right side
    460,839,248.28x = 130,101,974,668,793,472
  5. Step 5: Solve for x
    x = 130,101,974,668,793,472/460,839,248.28
  6. Step 6: Final answer
    x = 282,315,308.76

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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.