Home / 1,569,888,060.80-2,354,832,091.20-479,229,411.20

Finding the Fourth Proportional to 1,569,888,060.80, 2,354,832,091.20 and 479,229,411.20

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Solution

The fourth proportional to 1,569,888,060.80, 2,354,832,091.20 and 479,229,411.20 is: 718,844,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,888,060.80 : 2,354,832,091.20 = 479,229,411.20 : x
  2. Step 2: Convert to fraction form
    1,569,888,060.80/2,354,832,091.20 = 479,229,411.20/x
  3. Step 3: Cross multiply
    1,569,888,060.80x = 2,354,832,091.20 × 479,229,411.20
  4. Step 4: Simplify right side
    1,569,888,060.80x = 1,128,504,796,540,640,640
  5. Step 5: Solve for x
    x = 1,128,504,796,540,640,640/1,569,888,060.80
  6. Step 6: Final answer
    x = 718,844,116.80

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Double scale
Find fourth proportional to 1,569,888,061.80, 2,354,832,092.70 and 479,229,412.20
Similar ratio
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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.