Home / 147,413,999.60-221,120,999.40-130,407,887.60

Finding the Fourth Proportional to 147,413,999.60, 221,120,999.40 and 130,407,887.60

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Solution

The fourth proportional to 147,413,999.60, 221,120,999.40 and 130,407,887.60 is: 195,611,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,413,999.60 : 221,120,999.40 = 130,407,887.60 : x
  2. Step 2: Convert to fraction form
    147,413,999.60/221,120,999.40 = 130,407,887.60/x
  3. Step 3: Cross multiply
    147,413,999.60x = 221,120,999.40 × 130,407,887.60
  4. Step 4: Simplify right side
    147,413,999.60x = 28,835,922,435,754,868
  5. Step 5: Solve for x
    x = 28,835,922,435,754,868/147,413,999.60
  6. Step 6: Final answer
    x = 195,611,831.40

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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.