Home / 147,968,151.48-222,001,518.96-49,609,590.12

Finding the Fourth Proportional to 147,968,151.48, 222,001,518.96 and 49,609,590.12

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Solution

The fourth proportional to 147,968,151.48, 222,001,518.96 and 49,609,590.12 is: 74,430,911.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,968,151.48 : 222,001,518.96 = 49,609,590.12 : x
  2. Step 2: Convert to fraction form
    147,968,151.48/222,001,518.96 = 49,609,590.12/x
  3. Step 3: Cross multiply
    147,968,151.48x = 222,001,518.96 × 49,609,590.12
  4. Step 4: Simplify right side
    147,968,151.48x = 11,013,404,361,623,008
  5. Step 5: Solve for x
    x = 11,013,404,361,623,008/147,968,151.48
  6. Step 6: Final answer
    x = 74,430,911.32

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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.