Home / 2,021,979,326.40-3,032,968,989.60-1,944,495,228.60

Finding the Fourth Proportional to 2,021,979,326.40, 3,032,968,989.60 and 1,944,495,228.60

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Solution

The fourth proportional to 2,021,979,326.40, 3,032,968,989.60 and 1,944,495,228.60 is: 2,916,742,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,979,326.40 : 3,032,968,989.60 = 1,944,495,228.60 : x
  2. Step 2: Convert to fraction form
    2,021,979,326.40/3,032,968,989.60 = 1,944,495,228.60/x
  3. Step 3: Cross multiply
    2,021,979,326.40x = 3,032,968,989.60 × 1,944,495,228.60
  4. Step 4: Simplify right side
    2,021,979,326.40x = 5,897,593,728,768,962,560
  5. Step 5: Solve for x
    x = 5,897,593,728,768,962,560/2,021,979,326.40
  6. Step 6: Final answer
    x = 2,916,742,842.90

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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.