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Finding the Fourth Proportional to 636,564,063.60, 954,846,095.40 and 606,431,358.90

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Solution

The fourth proportional to 636,564,063.60, 954,846,095.40 and 606,431,358.90 is: 909,647,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,564,063.60 : 954,846,095.40 = 606,431,358.90 : x
  2. Step 2: Convert to fraction form
    636,564,063.60/954,846,095.40 = 606,431,358.90/x
  3. Step 3: Cross multiply
    636,564,063.60x = 954,846,095.40 × 606,431,358.90
  4. Step 4: Simplify right side
    636,564,063.60x = 579,048,615,173,780,992
  5. Step 5: Solve for x
    x = 579,048,615,173,780,992/636,564,063.60
  6. Step 6: Final answer
    x = 909,647,038.35

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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.