Home / 1,364,681,988-2,047,028,930.64-432,009,399.60

Finding the Fourth Proportional to 1,364,681,988, 2,047,028,930.64 and 432,009,399.60

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Solution

The fourth proportional to 1,364,681,988, 2,047,028,930.64 and 432,009,399.60 is: 648,015,982.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,681,988 : 2,047,028,930.64 = 432,009,399.60 : x
  2. Step 2: Convert to fraction form
    1,364,681,988/2,047,028,930.64 = 432,009,399.60/x
  3. Step 3: Cross multiply
    1,364,681,988x = 2,047,028,930.64 × 432,009,399.60
  4. Step 4: Simplify right side
    1,364,681,988x = 884,335,739,289,616,512
  5. Step 5: Solve for x
    x = 884,335,739,289,616,512/1,364,681,988
  6. Step 6: Final answer
    x = 648,015,982.53

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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.