Home / 1,686,536,644.64-2,327,089,821.72-1,059,641,871.80

Finding the Fourth Proportional to 1,686,536,644.64, 2,327,089,821.72 and 1,059,641,871.80

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Solution

The fourth proportional to 1,686,536,644.64, 2,327,089,821.72 and 1,059,641,871.80 is: 1,462,097,975.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,536,644.64 : 2,327,089,821.72 = 1,059,641,871.80 : x
  2. Step 2: Convert to fraction form
    1,686,536,644.64/2,327,089,821.72 = 1,059,641,871.80/x
  3. Step 3: Cross multiply
    1,686,536,644.64x = 2,327,089,821.72 × 1,059,641,871.80
  4. Step 4: Simplify right side
    1,686,536,644.64x = 2,465,881,814,534,108,672
  5. Step 5: Solve for x
    x = 2,465,881,814,534,108,672/1,686,536,644.64
  6. Step 6: Final answer
    x = 1,462,097,975.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.