Home / 93,012,905.14-128,356,790.46-51,196,076.41

Finding the Fourth Proportional to 93,012,905.14, 128,356,790.46 and 51,196,076.41

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Solution

The fourth proportional to 93,012,905.14, 128,356,790.46 and 51,196,076.41 is: 70,650,024.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,012,905.14 : 128,356,790.46 = 51,196,076.41 : x
  2. Step 2: Convert to fraction form
    93,012,905.14/128,356,790.46 = 51,196,076.41/x
  3. Step 3: Cross multiply
    93,012,905.14x = 128,356,790.46 × 51,196,076.41
  4. Step 4: Simplify right side
    93,012,905.14x = 6,571,364,052,132,518
  5. Step 5: Solve for x
    x = 6,571,364,052,132,518/93,012,905.14
  6. Step 6: Final answer
    x = 70,650,024.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.