Home / 55,100,315,064.38-76,033,584,919.87-30,683,880,292.19

Finding the Fourth Proportional to 55,100,315,064.38, 76,033,584,919.87 and 30,683,880,292.19

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Solution

The fourth proportional to 55,100,315,064.38, 76,033,584,919.87 and 30,683,880,292.19 is: 42,341,054,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,100,315,064.38 : 76,033,584,919.87 = 30,683,880,292.19 : x
  2. Step 2: Convert to fraction form
    55,100,315,064.38/76,033,584,919.87 = 30,683,880,292.19/x
  3. Step 3: Cross multiply
    55,100,315,064.38x = 76,033,584,919.87 × 30,683,880,292.19
  4. Step 4: Simplify right side
    55,100,315,064.38x = 2,333,005,417,867,353,522,176
  5. Step 5: Solve for x
    x = 2,333,005,417,867,353,522,176/55,100,315,064.38
  6. Step 6: Final answer
    x = 42,341,054,041.91

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Double scale
Find fourth proportional to 55,100,315,065.38, 76,033,584,921.25 and 30,683,880,293.19
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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.