Home / 995,424,007.60-1,493,136,011.40-789,839,009.20

Finding the Fourth Proportional to 995,424,007.60, 1,493,136,011.40 and 789,839,009.20

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Solution

The fourth proportional to 995,424,007.60, 1,493,136,011.40 and 789,839,009.20 is: 1,184,758,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,424,007.60 : 1,493,136,011.40 = 789,839,009.20 : x
  2. Step 2: Convert to fraction form
    995,424,007.60/1,493,136,011.40 = 789,839,009.20/x
  3. Step 3: Cross multiply
    995,424,007.60x = 1,493,136,011.40 × 789,839,009.20
  4. Step 4: Simplify right side
    995,424,007.60x = 1,179,337,067,845,016,064
  5. Step 5: Solve for x
    x = 1,179,337,067,845,016,064/995,424,007.60
  6. Step 6: Final answer
    x = 1,184,758,513.80

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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.