Home / 1,509,151,145.40-2,262,380,400.90-588,813,431.40

Finding the Fourth Proportional to 1,509,151,145.40, 2,262,380,400.90 and 588,813,431.40

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Solution

The fourth proportional to 1,509,151,145.40, 2,262,380,400.90 and 588,813,431.40 is: 882,694,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,151,145.40 : 2,262,380,400.90 = 588,813,431.40 : x
  2. Step 2: Convert to fraction form
    1,509,151,145.40/2,262,380,400.90 = 588,813,431.40/x
  3. Step 3: Cross multiply
    1,509,151,145.40x = 2,262,380,400.90 × 588,813,431.40
  4. Step 4: Simplify right side
    1,509,151,145.40x = 1,332,119,966,986,036,736
  5. Step 5: Solve for x
    x = 1,332,119,966,986,036,736/1,509,151,145.40
  6. Step 6: Final answer
    x = 882,694,865.29

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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.