Home / 837,130,694.40-1,255,696,041.60-254,860,315.20

Finding the Fourth Proportional to 837,130,694.40, 1,255,696,041.60 and 254,860,315.20

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Solution

The fourth proportional to 837,130,694.40, 1,255,696,041.60 and 254,860,315.20 is: 382,290,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,130,694.40 : 1,255,696,041.60 = 254,860,315.20 : x
  2. Step 2: Convert to fraction form
    837,130,694.40/1,255,696,041.60 = 254,860,315.20/x
  3. Step 3: Cross multiply
    837,130,694.40x = 1,255,696,041.60 × 254,860,315.20
  4. Step 4: Simplify right side
    837,130,694.40x = 320,027,088,957,568,256
  5. Step 5: Solve for x
    x = 320,027,088,957,568,256/837,130,694.40
  6. Step 6: Final answer
    x = 382,290,472.80

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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.