Home / 170,381,929.70-255,572,894.55-105,884,675.30

Finding the Fourth Proportional to 170,381,929.70, 255,572,894.55 and 105,884,675.30

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Solution

The fourth proportional to 170,381,929.70, 255,572,894.55 and 105,884,675.30 is: 158,827,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,381,929.70 : 255,572,894.55 = 105,884,675.30 : x
  2. Step 2: Convert to fraction form
    170,381,929.70/255,572,894.55 = 105,884,675.30/x
  3. Step 3: Cross multiply
    170,381,929.70x = 255,572,894.55 × 105,884,675.30
  4. Step 4: Simplify right side
    170,381,929.70x = 27,061,252,954,907,892
  5. Step 5: Solve for x
    x = 27,061,252,954,907,892/170,381,929.70
  6. Step 6: Final answer
    x = 158,827,012.95

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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.