Home / 164,042,974.81-245,459,117.40-98,504,026.83

Finding the Fourth Proportional to 164,042,974.81, 245,459,117.40 and 98,504,026.83

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Solution

The fourth proportional to 164,042,974.81, 245,459,117.40 and 98,504,026.83 is: 147,392,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,042,974.81 : 245,459,117.40 = 98,504,026.83 : x
  2. Step 2: Convert to fraction form
    164,042,974.81/245,459,117.40 = 98,504,026.83/x
  3. Step 3: Cross multiply
    164,042,974.81x = 245,459,117.40 × 98,504,026.83
  4. Step 4: Simplify right side
    164,042,974.81x = 24,178,711,486,037,720
  5. Step 5: Solve for x
    x = 24,178,711,486,037,720/164,042,974.81
  6. Step 6: Final answer
    x = 147,392,544.63

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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.