Home / 148,166,228.40-222,249,342.60-139,852,129.20

Finding the Fourth Proportional to 148,166,228.40, 222,249,342.60 and 139,852,129.20

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Solution

The fourth proportional to 148,166,228.40, 222,249,342.60 and 139,852,129.20 is: 209,778,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,166,228.40 : 222,249,342.60 = 139,852,129.20 : x
  2. Step 2: Convert to fraction form
    148,166,228.40/222,249,342.60 = 139,852,129.20/x
  3. Step 3: Cross multiply
    148,166,228.40x = 222,249,342.60 × 139,852,129.20
  4. Step 4: Simplify right side
    148,166,228.40x = 31,082,043,775,910,260
  5. Step 5: Solve for x
    x = 31,082,043,775,910,260/148,166,228.40
  6. Step 6: Final answer
    x = 209,778,193.80

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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.