Home / 350,453,349.36-483,774,539.48-218,359,609.60

Finding the Fourth Proportional to 350,453,349.36, 483,774,539.48 and 218,359,609.60

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Solution

The fourth proportional to 350,453,349.36, 483,774,539.48 and 218,359,609.60 is: 301,429,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,453,349.36 : 483,774,539.48 = 218,359,609.60 : x
  2. Step 2: Convert to fraction form
    350,453,349.36/483,774,539.48 = 218,359,609.60/x
  3. Step 3: Cross multiply
    350,453,349.36x = 483,774,539.48 × 218,359,609.60
  4. Step 4: Simplify right side
    350,453,349.36x = 105,636,819,575,272,592
  5. Step 5: Solve for x
    x = 105,636,819,575,272,592/350,453,349.36
  6. Step 6: Final answer
    x = 301,429,048.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.