Home / 1,791,822,390.65-2,687,742,086.97-548,250,871.04

Finding the Fourth Proportional to 1,791,822,390.65, 2,687,742,086.97 and 548,250,871.04

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Solution

The fourth proportional to 1,791,822,390.65, 2,687,742,086.97 and 548,250,871.04 is: 822,378,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,822,390.65 : 2,687,742,086.97 = 548,250,871.04 : x
  2. Step 2: Convert to fraction form
    1,791,822,390.65/2,687,742,086.97 = 548,250,871.04/x
  3. Step 3: Cross multiply
    1,791,822,390.65x = 2,687,742,086.97 × 548,250,871.04
  4. Step 4: Simplify right side
    1,791,822,390.65x = 1,473,556,940,312,169,728
  5. Step 5: Solve for x
    x = 1,473,556,940,312,169,728/1,791,822,390.65
  6. Step 6: Final answer
    x = 822,378,907.64

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Double scale
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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.