Home / 424,922,694,369.60-637,386,781,253.04-169,973,376,872.16

Finding the Fourth Proportional to 424,922,694,369.60, 637,386,781,253.04 and 169,973,376,872.16

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Solution

The fourth proportional to 424,922,694,369.60, 637,386,781,253.04 and 169,973,376,872.16 is: 254,961,161,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,922,694,369.60 : 637,386,781,253.04 = 169,973,376,872.16 : x
  2. Step 2: Convert to fraction form
    424,922,694,369.60/637,386,781,253.04 = 169,973,376,872.16/x
  3. Step 3: Cross multiply
    424,922,694,369.60x = 637,386,781,253.04 × 169,973,376,872.16
  4. Step 4: Simplify right side
    424,922,694,369.60x = 108,338,783,583,255,977,263,104
  5. Step 5: Solve for x
    x = 108,338,783,583,255,977,263,104/424,922,694,369.60
  6. Step 6: Final answer
    x = 254,961,161,215.42

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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.