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Finding the Fourth Proportional to 93,312,067.70, 139,968,101.55 and 25,152,317.30

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Solution

The fourth proportional to 93,312,067.70, 139,968,101.55 and 25,152,317.30 is: 37,728,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,067.70 : 139,968,101.55 = 25,152,317.30 : x
  2. Step 2: Convert to fraction form
    93,312,067.70/139,968,101.55 = 25,152,317.30/x
  3. Step 3: Cross multiply
    93,312,067.70x = 139,968,101.55 × 25,152,317.30
  4. Step 4: Simplify right side
    93,312,067.70x = 3,520,522,102,064,222
  5. Step 5: Solve for x
    x = 3,520,522,102,064,222/93,312,067.70
  6. Step 6: Final answer
    x = 37,728,475.95

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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.