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Finding the Fourth Proportional to 147,064,120,216.40, 220,596,180,324.60 and 147,064,120,216.40

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Solution

The fourth proportional to 147,064,120,216.40, 220,596,180,324.60 and 147,064,120,216.40 is: 220,596,180,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,064,120,216.40 : 220,596,180,324.60 = 147,064,120,216.40 : x
  2. Step 2: Convert to fraction form
    147,064,120,216.40/220,596,180,324.60 = 147,064,120,216.40/x
  3. Step 3: Cross multiply
    147,064,120,216.40x = 220,596,180,324.60 × 147,064,120,216.40
  4. Step 4: Simplify right side
    147,064,120,216.40x = 32,441,783,182,535,625,277,440
  5. Step 5: Solve for x
    x = 32,441,783,182,535,625,277,440/147,064,120,216.40
  6. Step 6: Final answer
    x = 220,596,180,324.60

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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.