Home / 203,030,840.68-280,182,915.30-110,211,411.40

Finding the Fourth Proportional to 203,030,840.68, 280,182,915.30 and 110,211,411.40

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Solution

The fourth proportional to 203,030,840.68, 280,182,915.30 and 110,211,411.40 is: 152,091,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,030,840.68 : 280,182,915.30 = 110,211,411.40 : x
  2. Step 2: Convert to fraction form
    203,030,840.68/280,182,915.30 = 110,211,411.40/x
  3. Step 3: Cross multiply
    203,030,840.68x = 280,182,915.30 × 110,211,411.40
  4. Step 4: Simplify right side
    203,030,840.68x = 30,879,354,545,092,484
  5. Step 5: Solve for x
    x = 30,879,354,545,092,484/203,030,840.68
  6. Step 6: Final answer
    x = 152,091,940.53

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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.