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Finding the Fourth Proportional to 172,817,365,783.20, 259,226,048,674.80 and 172,817,365,783.20

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Solution

The fourth proportional to 172,817,365,783.20, 259,226,048,674.80 and 172,817,365,783.20 is: 259,226,048,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,817,365,783.20 : 259,226,048,674.80 = 172,817,365,783.20 : x
  2. Step 2: Convert to fraction form
    172,817,365,783.20/259,226,048,674.80 = 172,817,365,783.20/x
  3. Step 3: Cross multiply
    172,817,365,783.20x = 259,226,048,674.80 × 172,817,365,783.20
  4. Step 4: Simplify right side
    172,817,365,783.20x = 44,798,762,874,366,521,769,984
  5. Step 5: Solve for x
    x = 44,798,762,874,366,521,769,984/172,817,365,783.20
  6. Step 6: Final answer
    x = 259,226,048,674.80

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1.5x scale

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.