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Finding the Fourth Proportional to 46,889,628.40, 70,334,442.60 and 46,889,628.40

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Solution

The fourth proportional to 46,889,628.40, 70,334,442.60 and 46,889,628.40 is: 70,334,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,889,628.40 : 70,334,442.60 = 46,889,628.40 : x
  2. Step 2: Convert to fraction form
    46,889,628.40/70,334,442.60 = 46,889,628.40/x
  3. Step 3: Cross multiply
    46,889,628.40x = 70,334,442.60 × 46,889,628.40
  4. Step 4: Simplify right side
    46,889,628.40x = 3,297,955,877,235,129.50
  5. Step 5: Solve for x
    x = 3,297,955,877,235,129.50/46,889,628.40
  6. Step 6: Final answer
    x = 70,334,442.60

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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.