Home / 867,706,554,742.56-1,300,323,763,464.70-639,269,516,054.04

Finding the Fourth Proportional to 867,706,554,742.56, 1,300,323,763,464.70 and 639,269,516,054.04

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Solution

The fourth proportional to 867,706,554,742.56, 1,300,323,763,464.70 and 639,269,516,054.04 is: 957,993,619,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,706,554,742.56 : 1,300,323,763,464.70 = 639,269,516,054.04 : x
  2. Step 2: Convert to fraction form
    867,706,554,742.56/1,300,323,763,464.70 = 639,269,516,054.04/x
  3. Step 3: Cross multiply
    867,706,554,742.56x = 1,300,323,763,464.70 × 639,269,516,054.04
  4. Step 4: Simplify right side
    867,706,554,742.56x = 831,257,342,983,646,732,091,392
  5. Step 5: Solve for x
    x = 831,257,342,983,646,732,091,392/867,706,554,742.56
  6. Step 6: Final answer
    x = 957,993,619,433.10

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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.