Home / 2,287,601,999.60-3,431,402,999.40-629,506,079.60

Finding the Fourth Proportional to 2,287,601,999.60, 3,431,402,999.40 and 629,506,079.60

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Solution

The fourth proportional to 2,287,601,999.60, 3,431,402,999.40 and 629,506,079.60 is: 944,259,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,601,999.60 : 3,431,402,999.40 = 629,506,079.60 : x
  2. Step 2: Convert to fraction form
    2,287,601,999.60/3,431,402,999.40 = 629,506,079.60/x
  3. Step 3: Cross multiply
    2,287,601,999.60x = 3,431,402,999.40 × 629,506,079.60
  4. Step 4: Simplify right side
    2,287,601,999.60x = 2,160,089,049,679,975,168
  5. Step 5: Solve for x
    x = 2,160,089,049,679,975,168/2,287,601,999.60
  6. Step 6: Final answer
    x = 944,259,119.40

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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.