Home / 161,765,234.40-242,647,851.60-123,501,482.40

Finding the Fourth Proportional to 161,765,234.40, 242,647,851.60 and 123,501,482.40

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Solution

The fourth proportional to 161,765,234.40, 242,647,851.60 and 123,501,482.40 is: 185,252,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,765,234.40 : 242,647,851.60 = 123,501,482.40 : x
  2. Step 2: Convert to fraction form
    161,765,234.40/242,647,851.60 = 123,501,482.40/x
  3. Step 3: Cross multiply
    161,765,234.40x = 242,647,851.60 × 123,501,482.40
  4. Step 4: Simplify right side
    161,765,234.40x = 29,967,369,373,775,212
  5. Step 5: Solve for x
    x = 29,967,369,373,775,212/161,765,234.40
  6. Step 6: Final answer
    x = 185,252,223.60

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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.