Home / 275,352,112.80-413,028,169.20-152,908,106.40

Finding the Fourth Proportional to 275,352,112.80, 413,028,169.20 and 152,908,106.40

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Solution

The fourth proportional to 275,352,112.80, 413,028,169.20 and 152,908,106.40 is: 229,362,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,352,112.80 : 413,028,169.20 = 152,908,106.40 : x
  2. Step 2: Convert to fraction form
    275,352,112.80/413,028,169.20 = 152,908,106.40/x
  3. Step 3: Cross multiply
    275,352,112.80x = 413,028,169.20 × 152,908,106.40
  4. Step 4: Simplify right side
    275,352,112.80x = 63,155,355,242,230,800
  5. Step 5: Solve for x
    x = 63,155,355,242,230,800/275,352,112.80
  6. Step 6: Final answer
    x = 229,362,159.60

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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.