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Finding the Fourth Proportional to 1,255,584,751.52, 1,881,655,257.96 and 794,700,220.64

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Solution

The fourth proportional to 1,255,584,751.52, 1,881,655,257.96 and 794,700,220.64 is: 1,190,960,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,584,751.52 : 1,881,655,257.96 = 794,700,220.64 : x
  2. Step 2: Convert to fraction form
    1,255,584,751.52/1,881,655,257.96 = 794,700,220.64/x
  3. Step 3: Cross multiply
    1,255,584,751.52x = 1,881,655,257.96 × 794,700,220.64
  4. Step 4: Simplify right side
    1,255,584,751.52x = 1,495,351,848,669,228,032
  5. Step 5: Solve for x
    x = 1,495,351,848,669,228,032/1,255,584,751.52
  6. Step 6: Final answer
    x = 1,190,960,504.15

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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.