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Finding the Fourth Proportional to 46,695,764.40, 70,043,646.60 and 16,403,627.40

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Solution

The fourth proportional to 46,695,764.40, 70,043,646.60 and 16,403,627.40 is: 24,605,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,695,764.40 : 70,043,646.60 = 16,403,627.40 : x
  2. Step 2: Convert to fraction form
    46,695,764.40/70,043,646.60 = 16,403,627.40/x
  3. Step 3: Cross multiply
    46,695,764.40x = 70,043,646.60 × 16,403,627.40
  4. Step 4: Simplify right side
    46,695,764.40x = 1,148,969,880,563,676.75
  5. Step 5: Solve for x
    x = 1,148,969,880,563,676.75/46,695,764.40
  6. Step 6: Final answer
    x = 24,605,441.10

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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.