Home / 3,915,842,002.90-5,873,763,004.35-1,330,912,978.90

Finding the Fourth Proportional to 3,915,842,002.90, 5,873,763,004.35 and 1,330,912,978.90

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Solution

The fourth proportional to 3,915,842,002.90, 5,873,763,004.35 and 1,330,912,978.90 is: 1,996,369,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,842,002.90 : 5,873,763,004.35 = 1,330,912,978.90 : x
  2. Step 2: Convert to fraction form
    3,915,842,002.90/5,873,763,004.35 = 1,330,912,978.90/x
  3. Step 3: Cross multiply
    3,915,842,002.90x = 5,873,763,004.35 × 1,330,912,978.90
  4. Step 4: Simplify right side
    3,915,842,002.90x = 7,817,467,417,472,073,728
  5. Step 5: Solve for x
    x = 7,817,467,417,472,073,728/3,915,842,002.90
  6. Step 6: Final answer
    x = 1,996,369,468.35

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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.