Home / 6,313,128,598.20-8,711,762,996.29-3,455,264,991.36

Finding the Fourth Proportional to 6,313,128,598.20, 8,711,762,996.29 and 3,455,264,991.36

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Solution

The fourth proportional to 6,313,128,598.20, 8,711,762,996.29 and 3,455,264,991.36 is: 4,768,071,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313,128,598.20 : 8,711,762,996.29 = 3,455,264,991.36 : x
  2. Step 2: Convert to fraction form
    6,313,128,598.20/8,711,762,996.29 = 3,455,264,991.36/x
  3. Step 3: Cross multiply
    6,313,128,598.20x = 8,711,762,996.29 × 3,455,264,991.36
  4. Step 4: Simplify right side
    6,313,128,598.20x = 30,101,449,694,106,337,280
  5. Step 5: Solve for x
    x = 30,101,449,694,106,337,280/6,313,128,598.20
  6. Step 6: Final answer
    x = 4,768,071,682.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.