Home / 147,022,628.40-220,533,942.60-97,704,903.60

Finding the Fourth Proportional to 147,022,628.40, 220,533,942.60 and 97,704,903.60

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Solution

The fourth proportional to 147,022,628.40, 220,533,942.60 and 97,704,903.60 is: 146,557,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,022,628.40 : 220,533,942.60 = 97,704,903.60 : x
  2. Step 2: Convert to fraction form
    147,022,628.40/220,533,942.60 = 97,704,903.60/x
  3. Step 3: Cross multiply
    147,022,628.40x = 220,533,942.60 × 97,704,903.60
  4. Step 4: Simplify right side
    147,022,628.40x = 21,547,247,602,260,932
  5. Step 5: Solve for x
    x = 21,547,247,602,260,932/147,022,628.40
  6. Step 6: Final answer
    x = 146,557,355.40

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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.