Home / 1,255,696,004.60-1,883,544,006.90-382,290,435.80

Finding the Fourth Proportional to 1,255,696,004.60, 1,883,544,006.90 and 382,290,435.80

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Solution

The fourth proportional to 1,255,696,004.60, 1,883,544,006.90 and 382,290,435.80 is: 573,435,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,696,004.60 : 1,883,544,006.90 = 382,290,435.80 : x
  2. Step 2: Convert to fraction form
    1,255,696,004.60/1,883,544,006.90 = 382,290,435.80/x
  3. Step 3: Cross multiply
    1,255,696,004.60x = 1,883,544,006.90 × 382,290,435.80
  4. Step 4: Simplify right side
    1,255,696,004.60x = 720,060,859,246,279,296
  5. Step 5: Solve for x
    x = 720,060,859,246,279,296/1,255,696,004.60
  6. Step 6: Final answer
    x = 573,435,653.70

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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.