Home / 10,144,660,960.32-15,209,316,943.20-6,651,945,729.60

Finding the Fourth Proportional to 10,144,660,960.32, 15,209,316,943.20 and 6,651,945,729.60

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Solution

The fourth proportional to 10,144,660,960.32, 15,209,316,943.20 and 6,651,945,729.60 is: 9,972,886,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,660,960.32 : 15,209,316,943.20 = 6,651,945,729.60 : x
  2. Step 2: Convert to fraction form
    10,144,660,960.32/15,209,316,943.20 = 6,651,945,729.60/x
  3. Step 3: Cross multiply
    10,144,660,960.32x = 15,209,316,943.20 × 6,651,945,729.60
  4. Step 4: Simplify right side
    10,144,660,960.32x = 101,171,550,890,452,172,800
  5. Step 5: Solve for x
    x = 101,171,550,890,452,172,800/10,144,660,960.32
  6. Step 6: Final answer
    x = 9,972,886,357.28

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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.