Home / 749,191,074.04-1,123,275,837.21-380,014,151.05

Finding the Fourth Proportional to 749,191,074.04, 1,123,275,837.21 and 380,014,151.05

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Solution

The fourth proportional to 749,191,074.04, 1,123,275,837.21 and 380,014,151.05 is: 569,762,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,191,074.04 : 1,123,275,837.21 = 380,014,151.05 : x
  2. Step 2: Convert to fraction form
    749,191,074.04/1,123,275,837.21 = 380,014,151.05/x
  3. Step 3: Cross multiply
    749,191,074.04x = 1,123,275,837.21 × 380,014,151.05
  4. Step 4: Simplify right side
    749,191,074.04x = 426,860,713,672,336,192
  5. Step 5: Solve for x
    x = 426,860,713,672,336,192/749,191,074.04
  6. Step 6: Final answer
    x = 569,762,145.42

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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.