Home / 510,810,263.56-704,918,136.74-275,860,901.42

Finding the Fourth Proportional to 510,810,263.56, 704,918,136.74 and 275,860,901.42

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Solution

The fourth proportional to 510,810,263.56, 704,918,136.74 and 275,860,901.42 is: 380,688,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,810,263.56 : 704,918,136.74 = 275,860,901.42 : x
  2. Step 2: Convert to fraction form
    510,810,263.56/704,918,136.74 = 275,860,901.42/x
  3. Step 3: Cross multiply
    510,810,263.56x = 704,918,136.74 × 275,860,901.42
  4. Step 4: Simplify right side
    510,810,263.56x = 194,459,352,623,499,360
  5. Step 5: Solve for x
    x = 194,459,352,623,499,360/510,810,263.56
  6. Step 6: Final answer
    x = 380,688,029.39

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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.