Home / 185,376,146.40-255,831,063.66-102,869,930.88

Finding the Fourth Proportional to 185,376,146.40, 255,831,063.66 and 102,869,930.88

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Solution

The fourth proportional to 185,376,146.40, 255,831,063.66 and 102,869,930.88 is: 141,967,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,376,146.40 : 255,831,063.66 = 102,869,930.88 : x
  2. Step 2: Convert to fraction form
    185,376,146.40/255,831,063.66 = 102,869,930.88/x
  3. Step 3: Cross multiply
    185,376,146.40x = 255,831,063.66 × 102,869,930.88
  4. Step 4: Simplify right side
    185,376,146.40x = 26,317,323,835,661,080
  5. Step 5: Solve for x
    x = 26,317,323,835,661,080/185,376,146.40
  6. Step 6: Final answer
    x = 141,967,153.52

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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.