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Finding the Fourth Proportional to 104,988,002.20, 157,482,003.30 and 104,988,002.20

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Solution

The fourth proportional to 104,988,002.20, 157,482,003.30 and 104,988,002.20 is: 157,482,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,988,002.20 : 157,482,003.30 = 104,988,002.20 : x
  2. Step 2: Convert to fraction form
    104,988,002.20/157,482,003.30 = 104,988,002.20/x
  3. Step 3: Cross multiply
    104,988,002.20x = 157,482,003.30 × 104,988,002.20
  4. Step 4: Simplify right side
    104,988,002.20x = 16,533,720,908,920,808
  5. Step 5: Solve for x
    x = 16,533,720,908,920,808/104,988,002.20
  6. Step 6: Final answer
    x = 157,482,003.30

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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.