Home / 868,153,159.20-1,302,229,738.80-801,640,365.60

Finding the Fourth Proportional to 868,153,159.20, 1,302,229,738.80 and 801,640,365.60

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Solution

The fourth proportional to 868,153,159.20, 1,302,229,738.80 and 801,640,365.60 is: 1,202,460,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,153,159.20 : 1,302,229,738.80 = 801,640,365.60 : x
  2. Step 2: Convert to fraction form
    868,153,159.20/1,302,229,738.80 = 801,640,365.60/x
  3. Step 3: Cross multiply
    868,153,159.20x = 1,302,229,738.80 × 801,640,365.60
  4. Step 4: Simplify right side
    868,153,159.20x = 1,043,919,923,906,824,448
  5. Step 5: Solve for x
    x = 1,043,919,923,906,824,448/868,153,159.20
  6. Step 6: Final answer
    x = 1,202,460,548.40

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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.