Home / 1,540,623,028.70-2,312,428,907.61-743,501,132.69

Finding the Fourth Proportional to 1,540,623,028.70, 2,312,428,907.61 and 743,501,132.69

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Solution

The fourth proportional to 1,540,623,028.70, 2,312,428,907.61 and 743,501,132.69 is: 1,115,972,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,623,028.70 : 2,312,428,907.61 = 743,501,132.69 : x
  2. Step 2: Convert to fraction form
    1,540,623,028.70/2,312,428,907.61 = 743,501,132.69/x
  3. Step 3: Cross multiply
    1,540,623,028.70x = 2,312,428,907.61 × 743,501,132.69
  4. Step 4: Simplify right side
    1,540,623,028.70x = 1,719,293,512,061,572,096
  5. Step 5: Solve for x
    x = 1,719,293,512,061,572,096/1,540,623,028.70
  6. Step 6: Final answer
    x = 1,115,972,875.93

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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.