Home / 82,811,117.70-124,222,581.45-25,303,296.60

Finding the Fourth Proportional to 82,811,117.70, 124,222,581.45 and 25,303,296.60

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Solution

The fourth proportional to 82,811,117.70, 124,222,581.45 and 25,303,296.60 is: 37,956,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,117.70 : 124,222,581.45 = 25,303,296.60 : x
  2. Step 2: Convert to fraction form
    82,811,117.70/124,222,581.45 = 25,303,296.60/x
  3. Step 3: Cross multiply
    82,811,117.70x = 124,222,581.45 × 25,303,296.60
  4. Step 4: Simplify right side
    82,811,117.70x = 3,143,240,822,847,008.50
  5. Step 5: Solve for x
    x = 3,143,240,822,847,008.50/82,811,117.70
  6. Step 6: Final answer
    x = 37,956,749.17

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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.