Home / 476,585,215.20-714,877,822.80-169,766,611.20

Finding the Fourth Proportional to 476,585,215.20, 714,877,822.80 and 169,766,611.20

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Solution

The fourth proportional to 476,585,215.20, 714,877,822.80 and 169,766,611.20 is: 254,649,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,585,215.20 : 714,877,822.80 = 169,766,611.20 : x
  2. Step 2: Convert to fraction form
    476,585,215.20/714,877,822.80 = 169,766,611.20/x
  3. Step 3: Cross multiply
    476,585,215.20x = 714,877,822.80 × 169,766,611.20
  4. Step 4: Simplify right side
    476,585,215.20x = 121,362,385,398,790,080
  5. Step 5: Solve for x
    x = 121,362,385,398,790,080/476,585,215.20
  6. Step 6: Final answer
    x = 254,649,916.80

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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.