Home / 2,144,756,706.40-2,959,688,765.19-1,179,133,576.89

Finding the Fourth Proportional to 2,144,756,706.40, 2,959,688,765.19 and 1,179,133,576.89

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Solution

The fourth proportional to 2,144,756,706.40, 2,959,688,765.19 and 1,179,133,576.89 is: 1,627,162,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,756,706.40 : 2,959,688,765.19 = 1,179,133,576.89 : x
  2. Step 2: Convert to fraction form
    2,144,756,706.40/2,959,688,765.19 = 1,179,133,576.89/x
  3. Step 3: Cross multiply
    2,144,756,706.40x = 2,959,688,765.19 × 1,179,133,576.89
  4. Step 4: Simplify right side
    2,144,756,706.40x = 3,489,868,400,189,736,448
  5. Step 5: Solve for x
    x = 3,489,868,400,189,736,448/2,144,756,706.40
  6. Step 6: Final answer
    x = 1,627,162,833.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.