Home / 967,520,521.70-1,450,742,372.25-574,207,175.78

Finding the Fourth Proportional to 967,520,521.70, 1,450,742,372.25 and 574,207,175.78

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Solution

The fourth proportional to 967,520,521.70, 1,450,742,372.25 and 574,207,175.78 is: 860,991,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,520,521.70 : 1,450,742,372.25 = 574,207,175.78 : x
  2. Step 2: Convert to fraction form
    967,520,521.70/1,450,742,372.25 = 574,207,175.78/x
  3. Step 3: Cross multiply
    967,520,521.70x = 1,450,742,372.25 × 574,207,175.78
  4. Step 4: Simplify right side
    967,520,521.70x = 833,026,680,354,049,920
  5. Step 5: Solve for x
    x = 833,026,680,354,049,920/967,520,521.70
  6. Step 6: Final answer
    x = 860,991,226.20

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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.