Home / 201,218,013.40-301,827,020.10-160,907,229.40

Finding the Fourth Proportional to 201,218,013.40, 301,827,020.10 and 160,907,229.40

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Solution

The fourth proportional to 201,218,013.40, 301,827,020.10 and 160,907,229.40 is: 241,360,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,218,013.40 : 301,827,020.10 = 160,907,229.40 : x
  2. Step 2: Convert to fraction form
    201,218,013.40/301,827,020.10 = 160,907,229.40/x
  3. Step 3: Cross multiply
    201,218,013.40x = 301,827,020.10 × 160,907,229.40
  4. Step 4: Simplify right side
    201,218,013.40x = 48,566,149,562,349,120
  5. Step 5: Solve for x
    x = 48,566,149,562,349,120/201,218,013.40
  6. Step 6: Final answer
    x = 241,360,844.10

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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.