Home / 289,152,013.60-433,728,020.40-248,841,229.60

Finding the Fourth Proportional to 289,152,013.60, 433,728,020.40 and 248,841,229.60

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Solution

The fourth proportional to 289,152,013.60, 433,728,020.40 and 248,841,229.60 is: 373,261,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,152,013.60 : 433,728,020.40 = 248,841,229.60 : x
  2. Step 2: Convert to fraction form
    289,152,013.60/433,728,020.40 = 248,841,229.60/x
  3. Step 3: Cross multiply
    289,152,013.60x = 433,728,020.40 × 248,841,229.60
  4. Step 4: Simplify right side
    289,152,013.60x = 107,929,413,908,309,872
  5. Step 5: Solve for x
    x = 107,929,413,908,309,872/289,152,013.60
  6. Step 6: Final answer
    x = 373,261,844.40

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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.