Home / 1,303,216,616.80-1,954,824,925.20-383,185,957.60

Finding the Fourth Proportional to 1,303,216,616.80, 1,954,824,925.20 and 383,185,957.60

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Solution

The fourth proportional to 1,303,216,616.80, 1,954,824,925.20 and 383,185,957.60 is: 574,778,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,216,616.80 : 1,954,824,925.20 = 383,185,957.60 : x
  2. Step 2: Convert to fraction form
    1,303,216,616.80/1,954,824,925.20 = 383,185,957.60/x
  3. Step 3: Cross multiply
    1,303,216,616.80x = 1,954,824,925.20 × 383,185,957.60
  4. Step 4: Simplify right side
    1,303,216,616.80x = 749,061,460,903,110,400
  5. Step 5: Solve for x
    x = 749,061,460,903,110,400/1,303,216,616.80
  6. Step 6: Final answer
    x = 574,778,936.40

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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.