Home / 880,262,403.70-1,320,393,605.55-472,115,715.70

Finding the Fourth Proportional to 880,262,403.70, 1,320,393,605.55 and 472,115,715.70

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Solution

The fourth proportional to 880,262,403.70, 1,320,393,605.55 and 472,115,715.70 is: 708,173,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,262,403.70 : 1,320,393,605.55 = 472,115,715.70 : x
  2. Step 2: Convert to fraction form
    880,262,403.70/1,320,393,605.55 = 472,115,715.70/x
  3. Step 3: Cross multiply
    880,262,403.70x = 1,320,393,605.55 × 472,115,715.70
  4. Step 4: Simplify right side
    880,262,403.70x = 623,378,572,089,941,760
  5. Step 5: Solve for x
    x = 623,378,572,089,941,760/880,262,403.70
  6. Step 6: Final answer
    x = 708,173,573.55

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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.