Home / 626,583,247.04-939,770,624.32-189,780,079.36

Finding the Fourth Proportional to 626,583,247.04, 939,770,624.32 and 189,780,079.36

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Solution

The fourth proportional to 626,583,247.04, 939,770,624.32 and 189,780,079.36 is: 284,638,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,583,247.04 : 939,770,624.32 = 189,780,079.36 : x
  2. Step 2: Convert to fraction form
    626,583,247.04/939,770,624.32 = 189,780,079.36/x
  3. Step 3: Cross multiply
    626,583,247.04x = 939,770,624.32 × 189,780,079.36
  4. Step 4: Simplify right side
    626,583,247.04x = 178,349,743,663,646,368
  5. Step 5: Solve for x
    x = 178,349,743,663,646,368/626,583,247.04
  6. Step 6: Final answer
    x = 284,638,544.85

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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.