Home / 207,322,970.40-286,100,223.12-114,501,480.48

Finding the Fourth Proportional to 207,322,970.40, 286,100,223.12 and 114,501,480.48

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Solution

The fourth proportional to 207,322,970.40, 286,100,223.12 and 114,501,480.48 is: 158,009,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,322,970.40 : 286,100,223.12 = 114,501,480.48 : x
  2. Step 2: Convert to fraction form
    207,322,970.40/286,100,223.12 = 114,501,480.48/x
  3. Step 3: Cross multiply
    207,322,970.40x = 286,100,223.12 × 114,501,480.48
  4. Step 4: Simplify right side
    207,322,970.40x = 32,758,899,112,898,328
  5. Step 5: Solve for x
    x = 32,758,899,112,898,328/207,322,970.40
  6. Step 6: Final answer
    x = 158,009,018.73

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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.