Home / 313,955,412.23-470,938,112.46-174,780,472.65

Finding the Fourth Proportional to 313,955,412.23, 470,938,112.46 and 174,780,472.65

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Solution

The fourth proportional to 313,955,412.23, 470,938,112.46 and 174,780,472.65 is: 262,173,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,955,412.23 : 470,938,112.46 = 174,780,472.65 : x
  2. Step 2: Convert to fraction form
    313,955,412.23/470,938,112.46 = 174,780,472.65/x
  3. Step 3: Cross multiply
    313,955,412.23x = 470,938,112.46 × 174,780,472.65
  4. Step 4: Simplify right side
    313,955,412.23x = 82,310,785,885,768,256
  5. Step 5: Solve for x
    x = 82,310,785,885,768,256/313,955,412.23
  6. Step 6: Final answer
    x = 262,173,489.22

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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.