Home / 929,681,875.36-1,282,945,485.36-512,033,022.28

Finding the Fourth Proportional to 929,681,875.36, 1,282,945,485.36 and 512,033,022.28

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Solution

The fourth proportional to 929,681,875.36, 1,282,945,485.36 and 512,033,022.28 is: 706,597,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,681,875.36 : 1,282,945,485.36 = 512,033,022.28 : x
  2. Step 2: Convert to fraction form
    929,681,875.36/1,282,945,485.36 = 512,033,022.28/x
  3. Step 3: Cross multiply
    929,681,875.36x = 1,282,945,485.36 × 512,033,022.28
  4. Step 4: Simplify right side
    929,681,875.36x = 656,910,454,289,362,176
  5. Step 5: Solve for x
    x = 656,910,454,289,362,176/929,681,875.36
  6. Step 6: Final answer
    x = 706,597,032.49

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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.