Home / 1,135,133,659.20-1,702,952,431.20-521,569,934.40

Finding the Fourth Proportional to 1,135,133,659.20, 1,702,952,431.20 and 521,569,934.40

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Solution

The fourth proportional to 1,135,133,659.20, 1,702,952,431.20 and 521,569,934.40 is: 782,470,663.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,133,659.20 : 1,702,952,431.20 = 521,569,934.40 : x
  2. Step 2: Convert to fraction form
    1,135,133,659.20/1,702,952,431.20 = 521,569,934.40/x
  3. Step 3: Cross multiply
    1,135,133,659.20x = 1,702,952,431.20 × 521,569,934.40
  4. Step 4: Simplify right side
    1,135,133,659.20x = 888,208,787,827,304,448
  5. Step 5: Solve for x
    x = 888,208,787,827,304,448/1,135,133,659.20
  6. Step 6: Final answer
    x = 782,470,663.81

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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.