Home / 172,017,507.50-237,377,447.04-105,148,417.58

Finding the Fourth Proportional to 172,017,507.50, 237,377,447.04 and 105,148,417.58

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Solution

The fourth proportional to 172,017,507.50, 237,377,447.04 and 105,148,417.58 is: 145,100,712.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,017,507.50 : 237,377,447.04 = 105,148,417.58 : x
  2. Step 2: Convert to fraction form
    172,017,507.50/237,377,447.04 = 105,148,417.58/x
  3. Step 3: Cross multiply
    172,017,507.50x = 237,377,447.04 × 105,148,417.58
  4. Step 4: Simplify right side
    172,017,507.50x = 24,959,862,925,436,252
  5. Step 5: Solve for x
    x = 24,959,862,925,436,252/172,017,507.50
  6. Step 6: Final answer
    x = 145,100,712.64

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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.