Home / 8,958,024,007.20-13,437,036,010.80-7,869,632,839.20

Finding the Fourth Proportional to 8,958,024,007.20, 13,437,036,010.80 and 7,869,632,839.20

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Solution

The fourth proportional to 8,958,024,007.20, 13,437,036,010.80 and 7,869,632,839.20 is: 11,804,449,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,024,007.20 : 13,437,036,010.80 = 7,869,632,839.20 : x
  2. Step 2: Convert to fraction form
    8,958,024,007.20/13,437,036,010.80 = 7,869,632,839.20/x
  3. Step 3: Cross multiply
    8,958,024,007.20x = 13,437,036,010.80 × 7,869,632,839.20
  4. Step 4: Simplify right side
    8,958,024,007.20x = 105,744,539,852,104,630,272
  5. Step 5: Solve for x
    x = 105,744,539,852,104,630,272/8,958,024,007.20
  6. Step 6: Final answer
    x = 11,804,449,258.80

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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.