Home / 505,404,492,348.90-697,051,520,655.26-444,306,223,222.85

Finding the Fourth Proportional to 505,404,492,348.90, 697,051,520,655.26 and 444,306,223,222.85

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Solution

The fourth proportional to 505,404,492,348.90, 697,051,520,655.26 and 444,306,223,222.85 is: 612,785,072,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,404,492,348.90 : 697,051,520,655.26 = 444,306,223,222.85 : x
  2. Step 2: Convert to fraction form
    505,404,492,348.90/697,051,520,655.26 = 444,306,223,222.85/x
  3. Step 3: Cross multiply
    505,404,492,348.90x = 697,051,520,655.26 × 444,306,223,222.85
  4. Step 4: Simplify right side
    505,404,492,348.90x = 309,704,328,534,083,000,860,672
  5. Step 5: Solve for x
    x = 309,704,328,534,083,000,860,672/505,404,492,348.90
  6. Step 6: Final answer
    x = 612,785,072,595.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.