Home / 1,144,644,271.47-1,579,951,641.03-668,463,087.83

Finding the Fourth Proportional to 1,144,644,271.47, 1,579,951,641.03 and 668,463,087.83

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Solution

The fourth proportional to 1,144,644,271.47, 1,579,951,641.03 and 668,463,087.83 is: 922,679,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,644,271.47 : 1,579,951,641.03 = 668,463,087.83 : x
  2. Step 2: Convert to fraction form
    1,144,644,271.47/1,579,951,641.03 = 668,463,087.83/x
  3. Step 3: Cross multiply
    1,144,644,271.47x = 1,579,951,641.03 × 668,463,087.83
  4. Step 4: Simplify right side
    1,144,644,271.47x = 1,056,139,352,577,089,792
  5. Step 5: Solve for x
    x = 1,056,139,352,577,089,792/1,144,644,271.47
  6. Step 6: Final answer
    x = 922,679,105.55

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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.