Home / 1,255,777,055.04-1,883,263,864.14-415,263,661.42

Finding the Fourth Proportional to 1,255,777,055.04, 1,883,263,864.14 and 415,263,661.42

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Solution

The fourth proportional to 1,255,777,055.04, 1,883,263,864.14 and 415,263,661.42 is: 622,762,650.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,777,055.04 : 1,883,263,864.14 = 415,263,661.42 : x
  2. Step 2: Convert to fraction form
    1,255,777,055.04/1,883,263,864.14 = 415,263,661.42/x
  3. Step 3: Cross multiply
    1,255,777,055.04x = 1,883,263,864.14 × 415,263,661.42
  4. Step 4: Simplify right side
    1,255,777,055.04x = 782,051,047,640,677,504
  5. Step 5: Solve for x
    x = 782,051,047,640,677,504/1,255,777,055.04
  6. Step 6: Final answer
    x = 622,762,650.83

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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.