Home / 510,810,262.81-704,918,135.70-275,860,900.67

Finding the Fourth Proportional to 510,810,262.81, 704,918,135.70 and 275,860,900.67

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Solution

The fourth proportional to 510,810,262.81, 704,918,135.70 and 275,860,900.67 is: 380,688,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,810,262.81 : 704,918,135.70 = 275,860,900.67 : x
  2. Step 2: Convert to fraction form
    510,810,262.81/704,918,135.70 = 275,860,900.67/x
  3. Step 3: Cross multiply
    510,810,262.81x = 704,918,135.70 × 275,860,900.67
  4. Step 4: Simplify right side
    510,810,262.81x = 194,459,351,809,294,720
  5. Step 5: Solve for x
    x = 194,459,351,809,294,720/510,810,262.81
  6. Step 6: Final answer
    x = 380,688,028.35

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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.