Home / 8,503,173,077.40-12,754,759,616.10-7,646,065,032.60

Finding the Fourth Proportional to 8,503,173,077.40, 12,754,759,616.10 and 7,646,065,032.60

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Solution

The fourth proportional to 8,503,173,077.40, 12,754,759,616.10 and 7,646,065,032.60 is: 11,469,097,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,173,077.40 : 12,754,759,616.10 = 7,646,065,032.60 : x
  2. Step 2: Convert to fraction form
    8,503,173,077.40/12,754,759,616.10 = 7,646,065,032.60/x
  3. Step 3: Cross multiply
    8,503,173,077.40x = 12,754,759,616.10 × 7,646,065,032.60
  4. Step 4: Simplify right side
    8,503,173,077.40x = 97,523,721,499,880,816,640
  5. Step 5: Solve for x
    x = 97,523,721,499,880,816,640/8,503,173,077.40
  6. Step 6: Final answer
    x = 11,469,097,548.90

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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.