Home / 51,345,547,830.76-70,846,245,404.42-29,643,314,189.80

Finding the Fourth Proportional to 51,345,547,830.76, 70,846,245,404.42 and 29,643,314,189.80

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Solution

The fourth proportional to 51,345,547,830.76, 70,846,245,404.42 and 29,643,314,189.80 is: 40,901,647,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345,547,830.76 : 70,846,245,404.42 = 29,643,314,189.80 : x
  2. Step 2: Convert to fraction form
    51,345,547,830.76/70,846,245,404.42 = 29,643,314,189.80/x
  3. Step 3: Cross multiply
    51,345,547,830.76x = 70,846,245,404.42 × 29,643,314,189.80
  4. Step 4: Simplify right side
    51,345,547,830.76x = 2,100,117,511,690,896,277,504
  5. Step 5: Solve for x
    x = 2,100,117,511,690,896,277,504/51,345,547,830.76
  6. Step 6: Final answer
    x = 40,901,647,765.32

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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.