Home / 1,692,300,828.60-2,538,451,242.90-1,401,496,313.40

Finding the Fourth Proportional to 1,692,300,828.60, 2,538,451,242.90 and 1,401,496,313.40

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Solution

The fourth proportional to 1,692,300,828.60, 2,538,451,242.90 and 1,401,496,313.40 is: 2,102,244,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,300,828.60 : 2,538,451,242.90 = 1,401,496,313.40 : x
  2. Step 2: Convert to fraction form
    1,692,300,828.60/2,538,451,242.90 = 1,401,496,313.40/x
  3. Step 3: Cross multiply
    1,692,300,828.60x = 2,538,451,242.90 × 1,401,496,313.40
  4. Step 4: Simplify right side
    1,692,300,828.60x = 3,557,630,058,669,998,080
  5. Step 5: Solve for x
    x = 3,557,630,058,669,998,080/1,692,300,828.60
  6. Step 6: Final answer
    x = 2,102,244,470.10

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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.