Home / 7,260,876,047.80-10,891,314,071.70-5,286,466,444.60

Finding the Fourth Proportional to 7,260,876,047.80, 10,891,314,071.70 and 5,286,466,444.60

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Solution

The fourth proportional to 7,260,876,047.80, 10,891,314,071.70 and 5,286,466,444.60 is: 7,929,699,666.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,876,047.80 : 10,891,314,071.70 = 5,286,466,444.60 : x
  2. Step 2: Convert to fraction form
    7,260,876,047.80/10,891,314,071.70 = 5,286,466,444.60/x
  3. Step 3: Cross multiply
    7,260,876,047.80x = 10,891,314,071.70 × 5,286,466,444.60
  4. Step 4: Simplify right side
    7,260,876,047.80x = 57,576,566,377,641,852,928
  5. Step 5: Solve for x
    x = 57,576,566,377,641,852,928/7,260,876,047.80
  6. Step 6: Final answer
    x = 7,929,699,666.90

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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.