Home / 161,670,644.66-242,502,485.16-45,082,894.34

Finding the Fourth Proportional to 161,670,644.66, 242,502,485.16 and 45,082,894.34

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Solution

The fourth proportional to 161,670,644.66, 242,502,485.16 and 45,082,894.34 is: 67,623,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,670,644.66 : 242,502,485.16 = 45,082,894.34 : x
  2. Step 2: Convert to fraction form
    161,670,644.66/242,502,485.16 = 45,082,894.34/x
  3. Step 3: Cross multiply
    161,670,644.66x = 242,502,485.16 × 45,082,894.34
  4. Step 4: Simplify right side
    161,670,644.66x = 10,932,713,915,655,698
  5. Step 5: Solve for x
    x = 10,932,713,915,655,698/161,670,644.66
  6. Step 6: Final answer
    x = 67,623,370.58

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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.