Home / 193,544,128.80-290,341,076.40-96,549,415.20

Finding the Fourth Proportional to 193,544,128.80, 290,341,076.40 and 96,549,415.20

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Solution

The fourth proportional to 193,544,128.80, 290,341,076.40 and 96,549,415.20 is: 144,836,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,128.80 : 290,341,076.40 = 96,549,415.20 : x
  2. Step 2: Convert to fraction form
    193,544,128.80/290,341,076.40 = 96,549,415.20/x
  3. Step 3: Cross multiply
    193,544,128.80x = 290,341,076.40 × 96,549,415.20
  4. Step 4: Simplify right side
    193,544,128.80x = 28,032,261,134,958,520
  5. Step 5: Solve for x
    x = 28,032,261,134,958,520/193,544,128.80
  6. Step 6: Final answer
    x = 144,836,535.77

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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.