Home / 1,577,947,431.40-2,366,921,147.10-658,483,642.60

Finding the Fourth Proportional to 1,577,947,431.40, 2,366,921,147.10 and 658,483,642.60

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Solution

The fourth proportional to 1,577,947,431.40, 2,366,921,147.10 and 658,483,642.60 is: 987,725,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,947,431.40 : 2,366,921,147.10 = 658,483,642.60 : x
  2. Step 2: Convert to fraction form
    1,577,947,431.40/2,366,921,147.10 = 658,483,642.60/x
  3. Step 3: Cross multiply
    1,577,947,431.40x = 2,366,921,147.10 × 658,483,642.60
  4. Step 4: Simplify right side
    1,577,947,431.40x = 1,558,578,858,689,378,304
  5. Step 5: Solve for x
    x = 1,558,578,858,689,378,304/1,577,947,431.40
  6. Step 6: Final answer
    x = 987,725,463.90

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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.