Home / 866,052,002.60-1,299,078,003.90-804,829,999.40

Finding the Fourth Proportional to 866,052,002.60, 1,299,078,003.90 and 804,829,999.40

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Solution

The fourth proportional to 866,052,002.60, 1,299,078,003.90 and 804,829,999.40 is: 1,207,244,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,052,002.60 : 1,299,078,003.90 = 804,829,999.40 : x
  2. Step 2: Convert to fraction form
    866,052,002.60/1,299,078,003.90 = 804,829,999.40/x
  3. Step 3: Cross multiply
    866,052,002.60x = 1,299,078,003.90 × 804,829,999.40
  4. Step 4: Simplify right side
    866,052,002.60x = 1,045,536,949,099,390,208
  5. Step 5: Solve for x
    x = 1,045,536,949,099,390,208/866,052,002.60
  6. Step 6: Final answer
    x = 1,207,244,999.10

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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.