Home / 996,210,009.80-1,494,315,014.70-939,774,912.20

Finding the Fourth Proportional to 996,210,009.80, 1,494,315,014.70 and 939,774,912.20

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Solution

The fourth proportional to 996,210,009.80, 1,494,315,014.70 and 939,774,912.20 is: 1,409,662,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,210,009.80 : 1,494,315,014.70 = 939,774,912.20 : x
  2. Step 2: Convert to fraction form
    996,210,009.80/1,494,315,014.70 = 939,774,912.20/x
  3. Step 3: Cross multiply
    996,210,009.80x = 1,494,315,014.70 × 939,774,912.20
  4. Step 4: Simplify right side
    996,210,009.80x = 1,404,319,761,738,834,432
  5. Step 5: Solve for x
    x = 1,404,319,761,738,834,432/996,210,009.80
  6. Step 6: Final answer
    x = 1,409,662,368.30

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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.