Home / 6,516,996,386.40-9,775,494,579.60-1,609,670,192.40

Finding the Fourth Proportional to 6,516,996,386.40, 9,775,494,579.60 and 1,609,670,192.40

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Solution

The fourth proportional to 6,516,996,386.40, 9,775,494,579.60 and 1,609,670,192.40 is: 2,414,505,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,996,386.40 : 9,775,494,579.60 = 1,609,670,192.40 : x
  2. Step 2: Convert to fraction form
    6,516,996,386.40/9,775,494,579.60 = 1,609,670,192.40/x
  3. Step 3: Cross multiply
    6,516,996,386.40x = 9,775,494,579.60 × 1,609,670,192.40
  4. Step 4: Simplify right side
    6,516,996,386.40x = 15,735,322,240,749,891,584
  5. Step 5: Solve for x
    x = 15,735,322,240,749,891,584/6,516,996,386.40
  6. Step 6: Final answer
    x = 2,414,505,288.60

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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.