Home / 169,956,018.90-254,934,028.35-156,917,999.70

Finding the Fourth Proportional to 169,956,018.90, 254,934,028.35 and 156,917,999.70

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Solution

The fourth proportional to 169,956,018.90, 254,934,028.35 and 156,917,999.70 is: 235,376,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,956,018.90 : 254,934,028.35 = 156,917,999.70 : x
  2. Step 2: Convert to fraction form
    169,956,018.90/254,934,028.35 = 156,917,999.70/x
  3. Step 3: Cross multiply
    169,956,018.90x = 254,934,028.35 × 156,917,999.70
  4. Step 4: Simplify right side
    169,956,018.90x = 40,003,737,784,145,088
  5. Step 5: Solve for x
    x = 40,003,737,784,145,088/169,956,018.90
  6. Step 6: Final answer
    x = 235,376,999.55

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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.