Home / 255,095,411.31-352,009,210.86-142,056,363.33

Finding the Fourth Proportional to 255,095,411.31, 352,009,210.86 and 142,056,363.33

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Solution

The fourth proportional to 255,095,411.31, 352,009,210.86 and 142,056,363.33 is: 196,025,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,095,411.31 : 352,009,210.86 = 142,056,363.33 : x
  2. Step 2: Convert to fraction form
    255,095,411.31/352,009,210.86 = 142,056,363.33/x
  3. Step 3: Cross multiply
    255,095,411.31x = 352,009,210.86 × 142,056,363.33
  4. Step 4: Simplify right side
    255,095,411.31x = 50,005,148,353,434,752
  5. Step 5: Solve for x
    x = 50,005,148,353,434,752/255,095,411.31
  6. Step 6: Final answer
    x = 196,025,275.78

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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.