Home / 1,232,064,014.40-1,848,096,021.60-990,199,310.40

Finding the Fourth Proportional to 1,232,064,014.40, 1,848,096,021.60 and 990,199,310.40

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Solution

The fourth proportional to 1,232,064,014.40, 1,848,096,021.60 and 990,199,310.40 is: 1,485,298,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,064,014.40 : 1,848,096,021.60 = 990,199,310.40 : x
  2. Step 2: Convert to fraction form
    1,232,064,014.40/1,848,096,021.60 = 990,199,310.40/x
  3. Step 3: Cross multiply
    1,232,064,014.40x = 1,848,096,021.60 × 990,199,310.40
  4. Step 4: Simplify right side
    1,232,064,014.40x = 1,829,983,406,141,303,296
  5. Step 5: Solve for x
    x = 1,829,983,406,141,303,296/1,232,064,014.40
  6. Step 6: Final answer
    x = 1,485,298,965.60

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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.