Home / 935,633,101.20-1,401,937,997.40-589,968,128.40

Finding the Fourth Proportional to 935,633,101.20, 1,401,937,997.40 and 589,968,128.40

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Solution

The fourth proportional to 935,633,101.20, 1,401,937,997.40 and 589,968,128.40 is: 883,999,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,633,101.20 : 1,401,937,997.40 = 589,968,128.40 : x
  2. Step 2: Convert to fraction form
    935,633,101.20/1,401,937,997.40 = 589,968,128.40/x
  3. Step 3: Cross multiply
    935,633,101.20x = 1,401,937,997.40 × 589,968,128.40
  4. Step 4: Simplify right side
    935,633,101.20x = 827,098,736,458,922,112
  5. Step 5: Solve for x
    x = 827,098,736,458,922,112/935,633,101.20
  6. Step 6: Final answer
    x = 883,999,011.36

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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.