Home / 317,047,211.70-475,570,817.55-144,860,327.70

Finding the Fourth Proportional to 317,047,211.70, 475,570,817.55 and 144,860,327.70

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Solution

The fourth proportional to 317,047,211.70, 475,570,817.55 and 144,860,327.70 is: 217,290,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,047,211.70 : 475,570,817.55 = 144,860,327.70 : x
  2. Step 2: Convert to fraction form
    317,047,211.70/475,570,817.55 = 144,860,327.70/x
  3. Step 3: Cross multiply
    317,047,211.70x = 475,570,817.55 × 144,860,327.70
  4. Step 4: Simplify right side
    317,047,211.70x = 68,891,344,474,849,904
  5. Step 5: Solve for x
    x = 68,891,344,474,849,904/317,047,211.70
  6. Step 6: Final answer
    x = 217,290,491.55

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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.