Home / 300,328,045.65-450,492,068.48-106,458,368.85

Finding the Fourth Proportional to 300,328,045.65, 450,492,068.48 and 106,458,368.85

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Solution

The fourth proportional to 300,328,045.65, 450,492,068.48 and 106,458,368.85 is: 159,687,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,328,045.65 : 450,492,068.48 = 106,458,368.85 : x
  2. Step 2: Convert to fraction form
    300,328,045.65/450,492,068.48 = 106,458,368.85/x
  3. Step 3: Cross multiply
    300,328,045.65x = 450,492,068.48 × 106,458,368.85
  4. Step 4: Simplify right side
    300,328,045.65x = 47,958,650,789,711,008
  5. Step 5: Solve for x
    x = 47,958,650,789,711,008/300,328,045.65
  6. Step 6: Final answer
    x = 159,687,553.28

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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.