Home / 747,080,623.54-1,122,321,546.48-540,456,362.74

Finding the Fourth Proportional to 747,080,623.54, 1,122,321,546.48 and 540,456,362.74

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Solution

The fourth proportional to 747,080,623.54, 1,122,321,546.48 and 540,456,362.74 is: 811,914,807.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,080,623.54 : 1,122,321,546.48 = 540,456,362.74 : x
  2. Step 2: Convert to fraction form
    747,080,623.54/1,122,321,546.48 = 540,456,362.74/x
  3. Step 3: Cross multiply
    747,080,623.54x = 1,122,321,546.48 × 540,456,362.74
  4. Step 4: Simplify right side
    747,080,623.54x = 606,565,820,835,312,640
  5. Step 5: Solve for x
    x = 606,565,820,835,312,640/747,080,623.54
  6. Step 6: Final answer
    x = 811,914,807.75

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1.5x scale

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.