Home / 347,751,019.20-521,626,528.80-166,352,491.20

Finding the Fourth Proportional to 347,751,019.20, 521,626,528.80 and 166,352,491.20

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Solution

The fourth proportional to 347,751,019.20, 521,626,528.80 and 166,352,491.20 is: 249,528,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,751,019.20 : 521,626,528.80 = 166,352,491.20 : x
  2. Step 2: Convert to fraction form
    347,751,019.20/521,626,528.80 = 166,352,491.20/x
  3. Step 3: Cross multiply
    347,751,019.20x = 521,626,528.80 × 166,352,491.20
  4. Step 4: Simplify right side
    347,751,019.20x = 86,773,872,541,888,544
  5. Step 5: Solve for x
    x = 86,773,872,541,888,544/347,751,019.20
  6. Step 6: Final answer
    x = 249,528,736.80

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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.