Home / 726,109,022.80-1,089,021,816.60-241,434,830.80

Finding the Fourth Proportional to 726,109,022.80, 1,089,021,816.60 and 241,434,830.80

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Solution

The fourth proportional to 726,109,022.80, 1,089,021,816.60 and 241,434,830.80 is: 362,105,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,109,022.80 : 1,089,021,816.60 = 241,434,830.80 : x
  2. Step 2: Convert to fraction form
    726,109,022.80/1,089,021,816.60 = 241,434,830.80/x
  3. Step 3: Cross multiply
    726,109,022.80x = 1,089,021,816.60 × 241,434,830.80
  4. Step 4: Simplify right side
    726,109,022.80x = 262,927,798,028,329,632
  5. Step 5: Solve for x
    x = 262,927,798,028,329,632/726,109,022.80
  6. Step 6: Final answer
    x = 362,105,124.40

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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.