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Finding the Fourth Proportional to 148,976,210.40, 223,464,315.60 and 148,976,210.40

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Solution

The fourth proportional to 148,976,210.40, 223,464,315.60 and 148,976,210.40 is: 223,464,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,976,210.40 : 223,464,315.60 = 148,976,210.40 : x
  2. Step 2: Convert to fraction form
    148,976,210.40/223,464,315.60 = 148,976,210.40/x
  3. Step 3: Cross multiply
    148,976,210.40x = 223,464,315.60 × 148,976,210.40
  4. Step 4: Simplify right side
    148,976,210.40x = 33,290,866,897,717,604
  5. Step 5: Solve for x
    x = 33,290,866,897,717,604/148,976,210.40
  6. Step 6: Final answer
    x = 223,464,315.60

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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.