Home / 2,830,147,203.60-4,245,220,805.40-864,996,483.60

Finding the Fourth Proportional to 2,830,147,203.60, 4,245,220,805.40 and 864,996,483.60

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Solution

The fourth proportional to 2,830,147,203.60, 4,245,220,805.40 and 864,996,483.60 is: 1,297,494,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,147,203.60 : 4,245,220,805.40 = 864,996,483.60 : x
  2. Step 2: Convert to fraction form
    2,830,147,203.60/4,245,220,805.40 = 864,996,483.60/x
  3. Step 3: Cross multiply
    2,830,147,203.60x = 4,245,220,805.40 × 864,996,483.60
  4. Step 4: Simplify right side
    2,830,147,203.60x = 3,672,101,068,776,560,128
  5. Step 5: Solve for x
    x = 3,672,101,068,776,560,128/2,830,147,203.60
  6. Step 6: Final answer
    x = 1,297,494,725.40

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Double scale
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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.