Home / 155,536,262.91-214,646,563.58-89,456,779.62

Finding the Fourth Proportional to 155,536,262.91, 214,646,563.58 and 89,456,779.62

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Solution

The fourth proportional to 155,536,262.91, 214,646,563.58 and 89,456,779.62 is: 123,454,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,536,262.91 : 214,646,563.58 = 89,456,779.62 : x
  2. Step 2: Convert to fraction form
    155,536,262.91/214,646,563.58 = 89,456,779.62/x
  3. Step 3: Cross multiply
    155,536,262.91x = 214,646,563.58 × 89,456,779.62
  4. Step 4: Simplify right side
    155,536,262.91x = 19,201,590,333,919,096
  5. Step 5: Solve for x
    x = 19,201,590,333,919,096/155,536,262.91
  6. Step 6: Final answer
    x = 123,454,106.29

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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.