Home / 763,923,262,165.50-1,054,217,379,252.70-416,701,107,874.90

Finding the Fourth Proportional to 763,923,262,165.50, 1,054,217,379,252.70 and 416,701,107,874.90

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Solution

The fourth proportional to 763,923,262,165.50, 1,054,217,379,252.70 and 416,701,107,874.90 is: 575,049,316,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,923,262,165.50 : 1,054,217,379,252.70 = 416,701,107,874.90 : x
  2. Step 2: Convert to fraction form
    763,923,262,165.50/1,054,217,379,252.70 = 416,701,107,874.90/x
  3. Step 3: Cross multiply
    763,923,262,165.50x = 1,054,217,379,252.70 × 416,701,107,874.90
  4. Step 4: Simplify right side
    763,923,262,165.50x = 439,293,549,875,573,718,777,856
  5. Step 5: Solve for x
    x = 439,293,549,875,573,718,777,856/763,923,262,165.50
  6. Step 6: Final answer
    x = 575,049,316,642.49

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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.