Home / 181,916,999.60-272,875,499.40-72,794,447.60

Finding the Fourth Proportional to 181,916,999.60, 272,875,499.40 and 72,794,447.60

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Solution

The fourth proportional to 181,916,999.60, 272,875,499.40 and 72,794,447.60 is: 109,191,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,999.60 : 272,875,499.40 = 72,794,447.60 : x
  2. Step 2: Convert to fraction form
    181,916,999.60/272,875,499.40 = 72,794,447.60/x
  3. Step 3: Cross multiply
    181,916,999.60x = 272,875,499.40 × 72,794,447.60
  4. Step 4: Simplify right side
    181,916,999.60x = 19,863,821,242,397,128
  5. Step 5: Solve for x
    x = 19,863,821,242,397,128/181,916,999.60
  6. Step 6: Final answer
    x = 109,191,671.40

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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.