Home / 2,321,064,199.80-3,478,572,990.90-939,748,001.40

Finding the Fourth Proportional to 2,321,064,199.80, 3,478,572,990.90 and 939,748,001.40

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Solution

The fourth proportional to 2,321,064,199.80, 3,478,572,990.90 and 939,748,001.40 is: 1,408,397,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,064,199.80 : 3,478,572,990.90 = 939,748,001.40 : x
  2. Step 2: Convert to fraction form
    2,321,064,199.80/3,478,572,990.90 = 939,748,001.40/x
  3. Step 3: Cross multiply
    2,321,064,199.80x = 3,478,572,990.90 × 939,748,001.40
  4. Step 4: Simplify right side
    2,321,064,199.80x = 3,268,982,015,922,295,296
  5. Step 5: Solve for x
    x = 3,268,982,015,922,295,296/2,321,064,199.80
  6. Step 6: Final answer
    x = 1,408,397,930.66

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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.