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Finding the Fourth Proportional to 150,174,032.60, 210,848,307.40 and 150,174,032.60

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Solution

The fourth proportional to 150,174,032.60, 210,848,307.40 and 150,174,032.60 is: 210,848,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,174,032.60 : 210,848,307.40 = 150,174,032.60 : x
  2. Step 2: Convert to fraction form
    150,174,032.60/210,848,307.40 = 150,174,032.60/x
  3. Step 3: Cross multiply
    150,174,032.60x = 210,848,307.40 × 150,174,032.60
  4. Step 4: Simplify right side
    150,174,032.60x = 31,663,940,589,142,420
  5. Step 5: Solve for x
    x = 31,663,940,589,142,420/150,174,032.60
  6. Step 6: Final answer
    x = 210,848,307.40

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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.