Home / 1,197,477,257.52-1,652,501,207.73-668,848,761.39

Finding the Fourth Proportional to 1,197,477,257.52, 1,652,501,207.73 and 668,848,761.39

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Solution

The fourth proportional to 1,197,477,257.52, 1,652,501,207.73 and 668,848,761.39 is: 923,001,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,477,257.52 : 1,652,501,207.73 = 668,848,761.39 : x
  2. Step 2: Convert to fraction form
    1,197,477,257.52/1,652,501,207.73 = 668,848,761.39/x
  3. Step 3: Cross multiply
    1,197,477,257.52x = 1,652,501,207.73 × 668,848,761.39
  4. Step 4: Simplify right side
    1,197,477,257.52x = 1,105,273,385,985,689,600
  5. Step 5: Solve for x
    x = 1,105,273,385,985,689,600/1,197,477,257.52
  6. Step 6: Final answer
    x = 923,001,567.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.