Home / 148,608,905.80-222,913,358.70-139,042,967.80

Finding the Fourth Proportional to 148,608,905.80, 222,913,358.70 and 139,042,967.80

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Solution

The fourth proportional to 148,608,905.80, 222,913,358.70 and 139,042,967.80 is: 208,564,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,905.80 : 222,913,358.70 = 139,042,967.80 : x
  2. Step 2: Convert to fraction form
    148,608,905.80/222,913,358.70 = 139,042,967.80/x
  3. Step 3: Cross multiply
    148,608,905.80x = 222,913,358.70 × 139,042,967.80
  4. Step 4: Simplify right side
    148,608,905.80x = 30,994,534,955,913,952
  5. Step 5: Solve for x
    x = 30,994,534,955,913,952/148,608,905.80
  6. Step 6: Final answer
    x = 208,564,451.70

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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.