Home / 907,618,172.54-1,361,823,254.90-317,831,720.85

Finding the Fourth Proportional to 907,618,172.54, 1,361,823,254.90 and 317,831,720.85

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Solution

The fourth proportional to 907,618,172.54, 1,361,823,254.90 and 317,831,720.85 is: 476,886,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,618,172.54 : 1,361,823,254.90 = 317,831,720.85 : x
  2. Step 2: Convert to fraction form
    907,618,172.54/1,361,823,254.90 = 317,831,720.85/x
  3. Step 3: Cross multiply
    907,618,172.54x = 1,361,823,254.90 × 317,831,720.85
  4. Step 4: Simplify right side
    907,618,172.54x = 432,830,628,596,826,048
  5. Step 5: Solve for x
    x = 432,830,628,596,826,048/907,618,172.54
  6. Step 6: Final answer
    x = 476,886,252.05

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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.