Home / 828,803,378.44-1,143,742,843.86-452,459,966.15

Finding the Fourth Proportional to 828,803,378.44, 1,143,742,843.86 and 452,459,966.15

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Solution

The fourth proportional to 828,803,378.44, 1,143,742,843.86 and 452,459,966.15 is: 624,391,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,803,378.44 : 1,143,742,843.86 = 452,459,966.15 : x
  2. Step 2: Convert to fraction form
    828,803,378.44/1,143,742,843.86 = 452,459,966.15/x
  3. Step 3: Cross multiply
    828,803,378.44x = 1,143,742,843.86 × 452,459,966.15
  4. Step 4: Simplify right side
    828,803,378.44x = 517,497,848,417,200,256
  5. Step 5: Solve for x
    x = 517,497,848,417,200,256/828,803,378.44
  6. Step 6: Final answer
    x = 624,391,576.92

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Double scale
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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.