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Finding the Fourth Proportional to 117,516,117.70, 164,692,625.90 and 117,516,117.70

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Solution

The fourth proportional to 117,516,117.70, 164,692,625.90 and 117,516,117.70 is: 164,692,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,516,117.70 : 164,692,625.90 = 117,516,117.70 : x
  2. Step 2: Convert to fraction form
    117,516,117.70/164,692,625.90 = 117,516,117.70/x
  3. Step 3: Cross multiply
    117,516,117.70x = 164,692,625.90 × 117,516,117.70
  4. Step 4: Simplify right side
    117,516,117.70x = 19,354,038,009,586,468
  5. Step 5: Solve for x
    x = 19,354,038,009,586,468/117,516,117.70
  6. Step 6: Final answer
    x = 164,692,625.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.