Home / 168,999,696,064.80-253,499,544,097.20-156,229,239,693.60

Finding the Fourth Proportional to 168,999,696,064.80, 253,499,544,097.20 and 156,229,239,693.60

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Solution

The fourth proportional to 168,999,696,064.80, 253,499,544,097.20 and 156,229,239,693.60 is: 234,343,859,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,999,696,064.80 : 253,499,544,097.20 = 156,229,239,693.60 : x
  2. Step 2: Convert to fraction form
    168,999,696,064.80/253,499,544,097.20 = 156,229,239,693.60/x
  3. Step 3: Cross multiply
    168,999,696,064.80x = 253,499,544,097.20 × 156,229,239,693.60
  4. Step 4: Simplify right side
    168,999,696,064.80x = 39,604,041,036,979,784,122,368
  5. Step 5: Solve for x
    x = 39,604,041,036,979,784,122,368/168,999,696,064.80
  6. Step 6: Final answer
    x = 234,343,859,540.40

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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.