Home / 313,636,820.60-470,455,230.90-301,732,542.20

Finding the Fourth Proportional to 313,636,820.60, 470,455,230.90 and 301,732,542.20

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Solution

The fourth proportional to 313,636,820.60, 470,455,230.90 and 301,732,542.20 is: 452,598,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,636,820.60 : 470,455,230.90 = 301,732,542.20 : x
  2. Step 2: Convert to fraction form
    313,636,820.60/470,455,230.90 = 301,732,542.20/x
  3. Step 3: Cross multiply
    313,636,820.60x = 470,455,230.90 × 301,732,542.20
  4. Step 4: Simplify right side
    313,636,820.60x = 141,951,652,810,744,976
  5. Step 5: Solve for x
    x = 141,951,652,810,744,976/313,636,820.60
  6. Step 6: Final answer
    x = 452,598,813.30

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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.