Home / 297,217,880.40-445,826,820.60-103,064,768.40

Finding the Fourth Proportional to 297,217,880.40, 445,826,820.60 and 103,064,768.40

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Solution

The fourth proportional to 297,217,880.40, 445,826,820.60 and 103,064,768.40 is: 154,597,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217,880.40 : 445,826,820.60 = 103,064,768.40 : x
  2. Step 2: Convert to fraction form
    297,217,880.40/445,826,820.60 = 103,064,768.40/x
  3. Step 3: Cross multiply
    297,217,880.40x = 445,826,820.60 × 103,064,768.40
  4. Step 4: Simplify right side
    297,217,880.40x = 45,949,038,011,647,352
  5. Step 5: Solve for x
    x = 45,949,038,011,647,352/297,217,880.40
  6. Step 6: Final answer
    x = 154,597,152.60

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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.