Home / 93,204,477.95-140,113,208.57-86,462,443.55

Finding the Fourth Proportional to 93,204,477.95, 140,113,208.57 and 86,462,443.55

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Solution

The fourth proportional to 93,204,477.95, 140,113,208.57 and 86,462,443.55 is: 129,977,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,204,477.95 : 140,113,208.57 = 86,462,443.55 : x
  2. Step 2: Convert to fraction form
    93,204,477.95/140,113,208.57 = 86,462,443.55/x
  3. Step 3: Cross multiply
    93,204,477.95x = 140,113,208.57 × 86,462,443.55
  4. Step 4: Simplify right side
    93,204,477.95x = 12,114,530,386,510,972
  5. Step 5: Solve for x
    x = 12,114,530,386,510,972/93,204,477.95
  6. Step 6: Final answer
    x = 129,977,986.61

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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.