Home / 141,939,739.20-212,909,608.80-96,590,107.20

Finding the Fourth Proportional to 141,939,739.20, 212,909,608.80 and 96,590,107.20

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Solution

The fourth proportional to 141,939,739.20, 212,909,608.80 and 96,590,107.20 is: 144,885,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,939,739.20 : 212,909,608.80 = 96,590,107.20 : x
  2. Step 2: Convert to fraction form
    141,939,739.20/212,909,608.80 = 96,590,107.20/x
  3. Step 3: Cross multiply
    141,939,739.20x = 212,909,608.80 × 96,590,107.20
  4. Step 4: Simplify right side
    141,939,739.20x = 20,564,961,937,902,064
  5. Step 5: Solve for x
    x = 20,564,961,937,902,064/141,939,739.20
  6. Step 6: Final answer
    x = 144,885,160.80

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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.