Home / 1,255,638,002.10-1,883,457,003.15-983,241,611.70

Finding the Fourth Proportional to 1,255,638,002.10, 1,883,457,003.15 and 983,241,611.70

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Solution

The fourth proportional to 1,255,638,002.10, 1,883,457,003.15 and 983,241,611.70 is: 1,474,862,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,638,002.10 : 1,883,457,003.15 = 983,241,611.70 : x
  2. Step 2: Convert to fraction form
    1,255,638,002.10/1,883,457,003.15 = 983,241,611.70/x
  3. Step 3: Cross multiply
    1,255,638,002.10x = 1,883,457,003.15 × 983,241,611.70
  4. Step 4: Simplify right side
    1,255,638,002.10x = 1,851,893,299,344,858,112
  5. Step 5: Solve for x
    x = 1,851,893,299,344,858,112/1,255,638,002.10
  6. Step 6: Final answer
    x = 1,474,862,417.55

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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.