Home / 1,781,354,292,429.20-2,459,498,797,074.60-1,667,545,649,580.60

Finding the Fourth Proportional to 1,781,354,292,429.20, 2,459,498,797,074.60 and 1,667,545,649,580.60

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Solution

The fourth proportional to 1,781,354,292,429.20, 2,459,498,797,074.60 and 1,667,545,649,580.60 is: 2,302,364,294,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,354,292,429.20 : 2,459,498,797,074.60 = 1,667,545,649,580.60 : x
  2. Step 2: Convert to fraction form
    1,781,354,292,429.20/2,459,498,797,074.60 = 1,667,545,649,580.60/x
  3. Step 3: Cross multiply
    1,781,354,292,429.20x = 2,459,498,797,074.60 × 1,667,545,649,580.60
  4. Step 4: Simplify right side
    1,781,354,292,429.20x = 4,101,326,519,210,468,683,284,480
  5. Step 5: Solve for x
    x = 4,101,326,519,210,468,683,284,480/1,781,354,292,429.20
  6. Step 6: Final answer
    x = 2,302,364,294,762.25

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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.