Home / 171,072,685.80-256,609,028.70-160,994,989.80

Finding the Fourth Proportional to 171,072,685.80, 256,609,028.70 and 160,994,989.80

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Solution

The fourth proportional to 171,072,685.80, 256,609,028.70 and 160,994,989.80 is: 241,492,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,685.80 : 256,609,028.70 = 160,994,989.80 : x
  2. Step 2: Convert to fraction form
    171,072,685.80/256,609,028.70 = 160,994,989.80/x
  3. Step 3: Cross multiply
    171,072,685.80x = 256,609,028.70 × 160,994,989.80
  4. Step 4: Simplify right side
    171,072,685.80x = 41,312,767,958,144,408
  5. Step 5: Solve for x
    x = 41,312,767,958,144,408/171,072,685.80
  6. Step 6: Final answer
    x = 241,492,484.70

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1.5x scale

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.