Home / 289,160,244,000.90-433,740,366,001.35-102,978,169,632.90

Finding the Fourth Proportional to 289,160,244,000.90, 433,740,366,001.35 and 102,978,169,632.90

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Solution

The fourth proportional to 289,160,244,000.90, 433,740,366,001.35 and 102,978,169,632.90 is: 154,467,254,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,160,244,000.90 : 433,740,366,001.35 = 102,978,169,632.90 : x
  2. Step 2: Convert to fraction form
    289,160,244,000.90/433,740,366,001.35 = 102,978,169,632.90/x
  3. Step 3: Cross multiply
    289,160,244,000.90x = 433,740,366,001.35 × 102,978,169,632.90
  4. Step 4: Simplify right side
    289,160,244,000.90x = 44,665,788,986,723,147,972,608
  5. Step 5: Solve for x
    x = 44,665,788,986,723,147,972,608/289,160,244,000.90
  6. Step 6: Final answer
    x = 154,467,254,449.35

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1.5x scale

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.