Home / 349,555,890.30-524,333,835.45-145,482,546.30

Finding the Fourth Proportional to 349,555,890.30, 524,333,835.45 and 145,482,546.30

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Solution

The fourth proportional to 349,555,890.30, 524,333,835.45 and 145,482,546.30 is: 218,223,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,555,890.30 : 524,333,835.45 = 145,482,546.30 : x
  2. Step 2: Convert to fraction form
    349,555,890.30/524,333,835.45 = 145,482,546.30/x
  3. Step 3: Cross multiply
    349,555,890.30x = 524,333,835.45 × 145,482,546.30
  4. Step 4: Simplify right side
    349,555,890.30x = 76,281,421,492,511,216
  5. Step 5: Solve for x
    x = 76,281,421,492,511,216/349,555,890.30
  6. Step 6: Final answer
    x = 218,223,819.45

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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.