Home / 230,365,220.40-345,547,830.60-223,987,928.40

Finding the Fourth Proportional to 230,365,220.40, 345,547,830.60 and 223,987,928.40

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Solution

The fourth proportional to 230,365,220.40, 345,547,830.60 and 223,987,928.40 is: 335,981,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,365,220.40 : 345,547,830.60 = 223,987,928.40 : x
  2. Step 2: Convert to fraction form
    230,365,220.40/345,547,830.60 = 223,987,928.40/x
  3. Step 3: Cross multiply
    230,365,220.40x = 345,547,830.60 × 223,987,928.40
  4. Step 4: Simplify right side
    230,365,220.40x = 77,398,542,739,208,144
  5. Step 5: Solve for x
    x = 77,398,542,739,208,144/230,365,220.40
  6. Step 6: Final answer
    x = 335,981,892.60

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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.