Home / 510,810,282.45-704,918,162.84-275,860,920.38

Finding the Fourth Proportional to 510,810,282.45, 704,918,162.84 and 275,860,920.38

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Solution

The fourth proportional to 510,810,282.45, 704,918,162.84 and 275,860,920.38 is: 380,688,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,810,282.45 : 704,918,162.84 = 275,860,920.38 : x
  2. Step 2: Convert to fraction form
    510,810,282.45/704,918,162.84 = 275,860,920.38/x
  3. Step 3: Cross multiply
    510,810,282.45x = 704,918,162.84 × 275,860,920.38
  4. Step 4: Simplify right side
    510,810,282.45x = 194,459,373,188,717,216
  5. Step 5: Solve for x
    x = 194,459,373,188,717,216/510,810,282.45
  6. Step 6: Final answer
    x = 380,688,055.57

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1.5x scale

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.