Home / 148,653,910.80-222,980,866.20-39,495,929.40

Finding the Fourth Proportional to 148,653,910.80, 222,980,866.20 and 39,495,929.40

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Solution

The fourth proportional to 148,653,910.80, 222,980,866.20 and 39,495,929.40 is: 59,243,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,653,910.80 : 222,980,866.20 = 39,495,929.40 : x
  2. Step 2: Convert to fraction form
    148,653,910.80/222,980,866.20 = 39,495,929.40/x
  3. Step 3: Cross multiply
    148,653,910.80x = 222,980,866.20 × 39,495,929.40
  4. Step 4: Simplify right side
    148,653,910.80x = 8,806,836,548,986,045
  5. Step 5: Solve for x
    x = 8,806,836,548,986,045/148,653,910.80
  6. Step 6: Final answer
    x = 59,243,894.10

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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.