Home / 1,069,464,151.72-1,476,344,116.74-673,568,966.44

Finding the Fourth Proportional to 1,069,464,151.72, 1,476,344,116.74 and 673,568,966.44

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Solution

The fourth proportional to 1,069,464,151.72, 1,476,344,116.74 and 673,568,966.44 is: 929,829,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,464,151.72 : 1,476,344,116.74 = 673,568,966.44 : x
  2. Step 2: Convert to fraction form
    1,069,464,151.72/1,476,344,116.74 = 673,568,966.44/x
  3. Step 3: Cross multiply
    1,069,464,151.72x = 1,476,344,116.74 × 673,568,966.44
  4. Step 4: Simplify right side
    1,069,464,151.72x = 994,419,580,822,336,640
  5. Step 5: Solve for x
    x = 994,419,580,822,336,640/1,069,464,151.72
  6. Step 6: Final answer
    x = 929,829,746.25

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Half scale
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Double scale
Find fourth proportional to 1,069,464,152.72, 1,476,344,118.12 and 673,568,967.44
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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.