Home / 1,099,911,874.45-1,517,918,299.86-630,103,994.77

Finding the Fourth Proportional to 1,099,911,874.45, 1,517,918,299.86 and 630,103,994.77

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Solution

The fourth proportional to 1,099,911,874.45, 1,517,918,299.86 and 630,103,994.77 is: 869,566,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,911,874.45 : 1,517,918,299.86 = 630,103,994.77 : x
  2. Step 2: Convert to fraction form
    1,099,911,874.45/1,517,918,299.86 = 630,103,994.77/x
  3. Step 3: Cross multiply
    1,099,911,874.45x = 1,517,918,299.86 × 630,103,994.77
  4. Step 4: Simplify right side
    1,099,911,874.45x = 956,446,384,476,272,640
  5. Step 5: Solve for x
    x = 956,446,384,476,272,640/1,099,911,874.45
  6. Step 6: Final answer
    x = 869,566,377.72

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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.