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Finding the Fourth Proportional to 30,407,202,220.20, 45,610,803,330.30 and 30,407,202,220.20

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Solution

The fourth proportional to 30,407,202,220.20, 45,610,803,330.30 and 30,407,202,220.20 is: 45,610,803,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,407,202,220.20 : 45,610,803,330.30 = 30,407,202,220.20 : x
  2. Step 2: Convert to fraction form
    30,407,202,220.20/45,610,803,330.30 = 30,407,202,220.20/x
  3. Step 3: Cross multiply
    30,407,202,220.20x = 45,610,803,330.30 × 30,407,202,220.20
  4. Step 4: Simplify right side
    30,407,202,220.20x = 1,386,896,920,290,203,795,456
  5. Step 5: Solve for x
    x = 1,386,896,920,290,203,795,456/30,407,202,220.20
  6. Step 6: Final answer
    x = 45,610,803,330.30

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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.