Home / 804,059,627.40-1,206,089,441.10-642,816,491.40

Finding the Fourth Proportional to 804,059,627.40, 1,206,089,441.10 and 642,816,491.40

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Solution

The fourth proportional to 804,059,627.40, 1,206,089,441.10 and 642,816,491.40 is: 964,224,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,059,627.40 : 1,206,089,441.10 = 642,816,491.40 : x
  2. Step 2: Convert to fraction form
    804,059,627.40/1,206,089,441.10 = 642,816,491.40/x
  3. Step 3: Cross multiply
    804,059,627.40x = 1,206,089,441.10 × 642,816,491.40
  4. Step 4: Simplify right side
    804,059,627.40x = 775,294,182,842,488,832
  5. Step 5: Solve for x
    x = 775,294,182,842,488,832/804,059,627.40
  6. Step 6: Final answer
    x = 964,224,737.10

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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.