Home / 13,905,936,031.20-20,858,904,046.80-6,559,295,647.20

Finding the Fourth Proportional to 13,905,936,031.20, 20,858,904,046.80 and 6,559,295,647.20

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Solution

The fourth proportional to 13,905,936,031.20, 20,858,904,046.80 and 6,559,295,647.20 is: 9,838,943,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905,936,031.20 : 20,858,904,046.80 = 6,559,295,647.20 : x
  2. Step 2: Convert to fraction form
    13,905,936,031.20/20,858,904,046.80 = 6,559,295,647.20/x
  3. Step 3: Cross multiply
    13,905,936,031.20x = 20,858,904,046.80 × 6,559,295,647.20
  4. Step 4: Simplify right side
    13,905,936,031.20x = 136,819,718,519,537,696,768
  5. Step 5: Solve for x
    x = 136,819,718,519,537,696,768/13,905,936,031.20
  6. Step 6: Final answer
    x = 9,838,943,470.80

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Double scale
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Similar ratio
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1.5x scale

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.