Home / 136,084,368.90-204,153,125.40-54,189,310.80

Finding the Fourth Proportional to 136,084,368.90, 204,153,125.40 and 54,189,310.80

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Solution

The fourth proportional to 136,084,368.90, 204,153,125.40 and 54,189,310.80 is: 81,294,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,084,368.90 : 204,153,125.40 = 54,189,310.80 : x
  2. Step 2: Convert to fraction form
    136,084,368.90/204,153,125.40 = 54,189,310.80/x
  3. Step 3: Cross multiply
    136,084,368.90x = 204,153,125.40 × 54,189,310.80
  4. Step 4: Simplify right side
    136,084,368.90x = 11,062,917,163,091,974
  5. Step 5: Solve for x
    x = 11,062,917,163,091,974/136,084,368.90
  6. Step 6: Final answer
    x = 81,294,547.29

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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.