Home / 448,045,333.85-672,068,000.78-357,346,069.85

Finding the Fourth Proportional to 448,045,333.85, 672,068,000.78 and 357,346,069.85

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Solution

The fourth proportional to 448,045,333.85, 672,068,000.78 and 357,346,069.85 is: 536,019,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045,333.85 : 672,068,000.78 = 357,346,069.85 : x
  2. Step 2: Convert to fraction form
    448,045,333.85/672,068,000.78 = 357,346,069.85/x
  3. Step 3: Cross multiply
    448,045,333.85x = 672,068,000.78 × 357,346,069.85
  4. Step 4: Simplify right side
    448,045,333.85x = 240,160,858,748,893,024
  5. Step 5: Solve for x
    x = 240,160,858,748,893,024/448,045,333.85
  6. Step 6: Final answer
    x = 536,019,104.78

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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.