Home / 93,312,272.10-139,968,408.15-28,615,563.30

Finding the Fourth Proportional to 93,312,272.10, 139,968,408.15 and 28,615,563.30

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Solution

The fourth proportional to 93,312,272.10, 139,968,408.15 and 28,615,563.30 is: 42,923,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,272.10 : 139,968,408.15 = 28,615,563.30 : x
  2. Step 2: Convert to fraction form
    93,312,272.10/139,968,408.15 = 28,615,563.30/x
  3. Step 3: Cross multiply
    93,312,272.10x = 139,968,408.15 × 28,615,563.30
  4. Step 4: Simplify right side
    93,312,272.10x = 4,005,274,843,416,561
  5. Step 5: Solve for x
    x = 4,005,274,843,416,561/93,312,272.10
  6. Step 6: Final answer
    x = 42,923,344.95

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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.