Home / 186,867,811.80-280,301,717.70-83,236,816.80

Finding the Fourth Proportional to 186,867,811.80, 280,301,717.70 and 83,236,816.80

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Solution

The fourth proportional to 186,867,811.80, 280,301,717.70 and 83,236,816.80 is: 124,855,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,867,811.80 : 280,301,717.70 = 83,236,816.80 : x
  2. Step 2: Convert to fraction form
    186,867,811.80/280,301,717.70 = 83,236,816.80/x
  3. Step 3: Cross multiply
    186,867,811.80x = 280,301,717.70 × 83,236,816.80
  4. Step 4: Simplify right side
    186,867,811.80x = 23,331,422,724,920,216
  5. Step 5: Solve for x
    x = 23,331,422,724,920,216/186,867,811.80
  6. Step 6: Final answer
    x = 124,855,225.20

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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.