Home / 93,298,165.19-128,754,199.90-50,914,455.68

Finding the Fourth Proportional to 93,298,165.19, 128,754,199.90 and 50,914,455.68

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Solution

The fourth proportional to 93,298,165.19, 128,754,199.90 and 50,914,455.68 is: 70,263,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,298,165.19 : 128,754,199.90 = 50,914,455.68 : x
  2. Step 2: Convert to fraction form
    93,298,165.19/128,754,199.90 = 50,914,455.68/x
  3. Step 3: Cross multiply
    93,298,165.19x = 128,754,199.90 × 50,914,455.68
  4. Step 4: Simplify right side
    93,298,165.19x = 6,555,450,004,422,411
  5. Step 5: Solve for x
    x = 6,555,450,004,422,411/93,298,165.19
  6. Step 6: Final answer
    x = 70,263,439.71

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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.