Home / 172,368,907.60-258,553,361.40-156,496,536.40

Finding the Fourth Proportional to 172,368,907.60, 258,553,361.40 and 156,496,536.40

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Solution

The fourth proportional to 172,368,907.60, 258,553,361.40 and 156,496,536.40 is: 234,744,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,368,907.60 : 258,553,361.40 = 156,496,536.40 : x
  2. Step 2: Convert to fraction form
    172,368,907.60/258,553,361.40 = 156,496,536.40/x
  3. Step 3: Cross multiply
    172,368,907.60x = 258,553,361.40 × 156,496,536.40
  4. Step 4: Simplify right side
    172,368,907.60x = 40,462,705,533,677,456
  5. Step 5: Solve for x
    x = 40,462,705,533,677,456/172,368,907.60
  6. Step 6: Final answer
    x = 234,744,804.60

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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.