Home / 868,416,099.60-1,302,624,149.40-623,528,086.80

Finding the Fourth Proportional to 868,416,099.60, 1,302,624,149.40 and 623,528,086.80

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Solution

The fourth proportional to 868,416,099.60, 1,302,624,149.40 and 623,528,086.80 is: 935,292,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,416,099.60 : 1,302,624,149.40 = 623,528,086.80 : x
  2. Step 2: Convert to fraction form
    868,416,099.60/1,302,624,149.40 = 623,528,086.80/x
  3. Step 3: Cross multiply
    868,416,099.60x = 1,302,624,149.40 × 623,528,086.80
  4. Step 4: Simplify right side
    868,416,099.60x = 812,222,743,694,859,392
  5. Step 5: Solve for x
    x = 812,222,743,694,859,392/868,416,099.60
  6. Step 6: Final answer
    x = 935,292,130.20

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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.