Home / 1,635,507,914.40-2,453,261,871.60-990,535,370.40

Finding the Fourth Proportional to 1,635,507,914.40, 2,453,261,871.60 and 990,535,370.40

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Solution

The fourth proportional to 1,635,507,914.40, 2,453,261,871.60 and 990,535,370.40 is: 1,485,803,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,507,914.40 : 2,453,261,871.60 = 990,535,370.40 : x
  2. Step 2: Convert to fraction form
    1,635,507,914.40/2,453,261,871.60 = 990,535,370.40/x
  3. Step 3: Cross multiply
    1,635,507,914.40x = 2,453,261,871.60 × 990,535,370.40
  4. Step 4: Simplify right side
    1,635,507,914.40x = 2,430,042,656,673,503,232
  5. Step 5: Solve for x
    x = 2,430,042,656,673,503,232/1,635,507,914.40
  6. Step 6: Final answer
    x = 1,485,803,055.60

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Double scale
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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.