Home / 1,279,976,748.08-1,766,511,264.24-723,095,667.41

Finding the Fourth Proportional to 1,279,976,748.08, 1,766,511,264.24 and 723,095,667.41

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Solution

The fourth proportional to 1,279,976,748.08, 1,766,511,264.24 and 723,095,667.41 is: 997,953,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,976,748.08 : 1,766,511,264.24 = 723,095,667.41 : x
  2. Step 2: Convert to fraction form
    1,279,976,748.08/1,766,511,264.24 = 723,095,667.41/x
  3. Step 3: Cross multiply
    1,279,976,748.08x = 1,766,511,264.24 × 723,095,667.41
  4. Step 4: Simplify right side
    1,279,976,748.08x = 1,277,356,641,594,073,088
  5. Step 5: Solve for x
    x = 1,277,356,641,594,073,088/1,279,976,748.08
  6. Step 6: Final answer
    x = 997,953,004.63

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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.