Home / 1,029,722,661.60-1,544,583,992.40-945,070,015.20

Finding the Fourth Proportional to 1,029,722,661.60, 1,544,583,992.40 and 945,070,015.20

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Solution

The fourth proportional to 1,029,722,661.60, 1,544,583,992.40 and 945,070,015.20 is: 1,417,605,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,722,661.60 : 1,544,583,992.40 = 945,070,015.20 : x
  2. Step 2: Convert to fraction form
    1,029,722,661.60/1,544,583,992.40 = 945,070,015.20/x
  3. Step 3: Cross multiply
    1,029,722,661.60x = 1,544,583,992.40 × 945,070,015.20
  4. Step 4: Simplify right side
    1,029,722,661.60x = 1,459,740,017,175,144,960
  5. Step 5: Solve for x
    x = 1,459,740,017,175,144,960/1,029,722,661.60
  6. Step 6: Final answer
    x = 1,417,605,022.80

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Double scale
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Similar ratio
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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.