Home / 310,193,824,897.80-464,639,136,117.48-196,815,190,640.40

Finding the Fourth Proportional to 310,193,824,897.80, 464,639,136,117.48 and 196,815,190,640.40

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Solution

The fourth proportional to 310,193,824,897.80, 464,639,136,117.48 and 196,815,190,640.40 is: 294,809,350,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,193,824,897.80 : 464,639,136,117.48 = 196,815,190,640.40 : x
  2. Step 2: Convert to fraction form
    310,193,824,897.80/464,639,136,117.48 = 196,815,190,640.40/x
  3. Step 3: Cross multiply
    310,193,824,897.80x = 464,639,136,117.48 × 196,815,190,640.40
  4. Step 4: Simplify right side
    310,193,824,897.80x = 91,448,040,153,952,584,466,432
  5. Step 5: Solve for x
    x = 91,448,040,153,952,584,466,432/310,193,824,897.80
  6. Step 6: Final answer
    x = 294,809,350,844.05

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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.