Home / 186,624,781.20-280,077,139.80-95,701,568.40

Finding the Fourth Proportional to 186,624,781.20, 280,077,139.80 and 95,701,568.40

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Solution

The fourth proportional to 186,624,781.20, 280,077,139.80 and 95,701,568.40 is: 143,624,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,781.20 : 280,077,139.80 = 95,701,568.40 : x
  2. Step 2: Convert to fraction form
    186,624,781.20/280,077,139.80 = 95,701,568.40/x
  3. Step 3: Cross multiply
    186,624,781.20x = 280,077,139.80 × 95,701,568.40
  4. Step 4: Simplify right side
    186,624,781.20x = 26,803,821,551,846,064
  5. Step 5: Solve for x
    x = 26,803,821,551,846,064/186,624,781.20
  6. Step 6: Final answer
    x = 143,624,128.48

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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.