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Finding the Fourth Proportional to 555,436,312.40, 833,154,468.60 and 555,436,312.40

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Solution

The fourth proportional to 555,436,312.40, 833,154,468.60 and 555,436,312.40 is: 833,154,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,436,312.40 : 833,154,468.60 = 555,436,312.40 : x
  2. Step 2: Convert to fraction form
    555,436,312.40/833,154,468.60 = 555,436,312.40/x
  3. Step 3: Cross multiply
    555,436,312.40x = 833,154,468.60 × 555,436,312.40
  4. Step 4: Simplify right side
    555,436,312.40x = 462,764,245,698,765,568
  5. Step 5: Solve for x
    x = 462,764,245,698,765,568/555,436,312.40
  6. Step 6: Final answer
    x = 833,154,468.60

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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.