Home / 972,874,597,707.10-1,459,554,961,009-686,591,626,362.51

Finding the Fourth Proportional to 972,874,597,707.10, 1,459,554,961,009 and 686,591,626,362.51

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Solution

The fourth proportional to 972,874,597,707.10, 1,459,554,961,009 and 686,591,626,362.51 is: 1,030,058,978,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,874,597,707.10 : 1,459,554,961,009 = 686,591,626,362.51 : x
  2. Step 2: Convert to fraction form
    972,874,597,707.10/1,459,554,961,009 = 686,591,626,362.51/x
  3. Step 3: Cross multiply
    972,874,597,707.10x = 1,459,554,961,009 × 686,591,626,362.51
  4. Step 4: Simplify right side
    972,874,597,707.10x = 1,002,118,214,444,639,236,128,768
  5. Step 5: Solve for x
    x = 1,002,118,214,444,639,236,128,768/972,874,597,707.10
  6. Step 6: Final answer
    x = 1,030,058,978,625.26

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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.