Home / 203,044,870.53-280,205,329.74-110,225,378.07

Finding the Fourth Proportional to 203,044,870.53, 280,205,329.74 and 110,225,378.07

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Solution

The fourth proportional to 203,044,870.53, 280,205,329.74 and 110,225,378.07 is: 152,112,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,044,870.53 : 280,205,329.74 = 110,225,378.07 : x
  2. Step 2: Convert to fraction form
    203,044,870.53/280,205,329.74 = 110,225,378.07/x
  3. Step 3: Cross multiply
    203,044,870.53x = 280,205,329.74 × 110,225,378.07
  4. Step 4: Simplify right side
    203,044,870.53x = 30,885,738,407,820,512
  5. Step 5: Solve for x
    x = 30,885,738,407,820,512/203,044,870.53
  6. Step 6: Final answer
    x = 152,112,872.03

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1.5x scale

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.