Home / 6,385,679,839.60-9,578,519,759.40-3,773,541,036.40

Finding the Fourth Proportional to 6,385,679,839.60, 9,578,519,759.40 and 3,773,541,036.40

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Solution

The fourth proportional to 6,385,679,839.60, 9,578,519,759.40 and 3,773,541,036.40 is: 5,660,311,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385,679,839.60 : 9,578,519,759.40 = 3,773,541,036.40 : x
  2. Step 2: Convert to fraction form
    6,385,679,839.60/9,578,519,759.40 = 3,773,541,036.40/x
  3. Step 3: Cross multiply
    6,385,679,839.60x = 9,578,519,759.40 × 3,773,541,036.40
  4. Step 4: Simplify right side
    6,385,679,839.60x = 36,144,937,380,064,153,600
  5. Step 5: Solve for x
    x = 36,144,937,380,064,153,600/6,385,679,839.60
  6. Step 6: Final answer
    x = 5,660,311,554.60

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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.