Home / 148,636,000.80-222,528,848.40-91,240,372.80

Finding the Fourth Proportional to 148,636,000.80, 222,528,848.40 and 91,240,372.80

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Solution

The fourth proportional to 148,636,000.80, 222,528,848.40 and 91,240,372.80 is: 136,599,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,636,000.80 : 222,528,848.40 = 91,240,372.80 : x
  2. Step 2: Convert to fraction form
    148,636,000.80/222,528,848.40 = 91,240,372.80/x
  3. Step 3: Cross multiply
    148,636,000.80x = 222,528,848.40 × 91,240,372.80
  4. Step 4: Simplify right side
    148,636,000.80x = 20,303,615,086,770,684
  5. Step 5: Solve for x
    x = 20,303,615,086,770,684/148,636,000.80
  6. Step 6: Final answer
    x = 136,599,578.69

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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.