Home / 121,352,256,026.40-182,028,384,039.60-99,294,195,021.60

Finding the Fourth Proportional to 121,352,256,026.40, 182,028,384,039.60 and 99,294,195,021.60

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Solution

The fourth proportional to 121,352,256,026.40, 182,028,384,039.60 and 99,294,195,021.60 is: 148,941,292,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,352,256,026.40 : 182,028,384,039.60 = 99,294,195,021.60 : x
  2. Step 2: Convert to fraction form
    121,352,256,026.40/182,028,384,039.60 = 99,294,195,021.60/x
  3. Step 3: Cross multiply
    121,352,256,026.40x = 182,028,384,039.60 × 99,294,195,021.60
  4. Step 4: Simplify right side
    121,352,256,026.40x = 18,074,361,864,294,745,767,936
  5. Step 5: Solve for x
    x = 18,074,361,864,294,745,767,936/121,352,256,026.40
  6. Step 6: Final answer
    x = 148,941,292,532.40

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1.5x scale

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.