Home / 1,089,656,877.76-1,503,758,247.96-594,651,470.56

Finding the Fourth Proportional to 1,089,656,877.76, 1,503,758,247.96 and 594,651,470.56

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Solution

The fourth proportional to 1,089,656,877.76, 1,503,758,247.96 and 594,651,470.56 is: 820,636,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,656,877.76 : 1,503,758,247.96 = 594,651,470.56 : x
  2. Step 2: Convert to fraction form
    1,089,656,877.76/1,503,758,247.96 = 594,651,470.56/x
  3. Step 3: Cross multiply
    1,089,656,877.76x = 1,503,758,247.96 × 594,651,470.56
  4. Step 4: Simplify right side
    1,089,656,877.76x = 894,212,053,516,143,104
  5. Step 5: Solve for x
    x = 894,212,053,516,143,104/1,089,656,877.76
  6. Step 6: Final answer
    x = 820,636,359.73

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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.