Home / 183,890,431.16-275,902,907.40-85,569,030.08

Finding the Fourth Proportional to 183,890,431.16, 275,902,907.40 and 85,569,030.08

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Solution

The fourth proportional to 183,890,431.16, 275,902,907.40 and 85,569,030.08 is: 128,384,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,890,431.16 : 275,902,907.40 = 85,569,030.08 : x
  2. Step 2: Convert to fraction form
    183,890,431.16/275,902,907.40 = 85,569,030.08/x
  3. Step 3: Cross multiply
    183,890,431.16x = 275,902,907.40 × 85,569,030.08
  4. Step 4: Simplify right side
    183,890,431.16x = 23,608,744,182,470,052
  5. Step 5: Solve for x
    x = 23,608,744,182,470,052/183,890,431.16
  6. Step 6: Final answer
    x = 128,384,843.27

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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.