Home / 4,692,847,152.69-6,476,684,261.87-2,787,616,155.51

Finding the Fourth Proportional to 4,692,847,152.69, 6,476,684,261.87 and 2,787,616,155.51

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Solution

The fourth proportional to 4,692,847,152.69, 6,476,684,261.87 and 2,787,616,155.51 is: 3,847,240,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,847,152.69 : 6,476,684,261.87 = 2,787,616,155.51 : x
  2. Step 2: Convert to fraction form
    4,692,847,152.69/6,476,684,261.87 = 2,787,616,155.51/x
  3. Step 3: Cross multiply
    4,692,847,152.69x = 6,476,684,261.87 × 2,787,616,155.51
  4. Step 4: Simplify right side
    4,692,847,152.69x = 18,054,509,682,532,304,896
  5. Step 5: Solve for x
    x = 18,054,509,682,532,304,896/4,692,847,152.69
  6. Step 6: Final answer
    x = 3,847,240,085.84

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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.