Home / 93,312,074.80-139,968,112.20-76,305,962.80

Finding the Fourth Proportional to 93,312,074.80, 139,968,112.20 and 76,305,962.80

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Solution

The fourth proportional to 93,312,074.80, 139,968,112.20 and 76,305,962.80 is: 114,458,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,074.80 : 139,968,112.20 = 76,305,962.80 : x
  2. Step 2: Convert to fraction form
    93,312,074.80/139,968,112.20 = 76,305,962.80/x
  3. Step 3: Cross multiply
    93,312,074.80x = 139,968,112.20 × 76,305,962.80
  4. Step 4: Simplify right side
    93,312,074.80x = 10,680,401,562,719,424
  5. Step 5: Solve for x
    x = 10,680,401,562,719,424/93,312,074.80
  6. Step 6: Final answer
    x = 114,458,944.20

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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.