Home / 5,101,920,101.10-7,652,880,151.65-3,868,410,110.70

Finding the Fourth Proportional to 5,101,920,101.10, 7,652,880,151.65 and 3,868,410,110.70

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Solution

The fourth proportional to 5,101,920,101.10, 7,652,880,151.65 and 3,868,410,110.70 is: 5,802,615,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,920,101.10 : 7,652,880,151.65 = 3,868,410,110.70 : x
  2. Step 2: Convert to fraction form
    5,101,920,101.10/7,652,880,151.65 = 3,868,410,110.70/x
  3. Step 3: Cross multiply
    5,101,920,101.10x = 7,652,880,151.65 × 3,868,410,110.70
  4. Step 4: Simplify right side
    5,101,920,101.10x = 29,604,478,954,618,208,256
  5. Step 5: Solve for x
    x = 29,604,478,954,618,208,256/5,101,920,101.10
  6. Step 6: Final answer
    x = 5,802,615,166.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.