Home / 303,920,668,879.60-455,881,003,319.40-255,160,744,553.20

Finding the Fourth Proportional to 303,920,668,879.60, 455,881,003,319.40 and 255,160,744,553.20

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Solution

The fourth proportional to 303,920,668,879.60, 455,881,003,319.40 and 255,160,744,553.20 is: 382,741,116,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,920,668,879.60 : 455,881,003,319.40 = 255,160,744,553.20 : x
  2. Step 2: Convert to fraction form
    303,920,668,879.60/455,881,003,319.40 = 255,160,744,553.20/x
  3. Step 3: Cross multiply
    303,920,668,879.60x = 455,881,003,319.40 × 255,160,744,553.20
  4. Step 4: Simplify right side
    303,920,668,879.60x = 116,322,936,234,637,954,908,160
  5. Step 5: Solve for x
    x = 116,322,936,234,637,954,908,160/303,920,668,879.60
  6. Step 6: Final answer
    x = 382,741,116,829.80

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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.