Home / 829,420,756.02-1,144,589,019.84-453,072,873.06

Finding the Fourth Proportional to 829,420,756.02, 1,144,589,019.84 and 453,072,873.06

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Solution

The fourth proportional to 829,420,756.02, 1,144,589,019.84 and 453,072,873.06 is: 625,234,215.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,420,756.02 : 1,144,589,019.84 = 453,072,873.06 : x
  2. Step 2: Convert to fraction form
    829,420,756.02/1,144,589,019.84 = 453,072,873.06/x
  3. Step 3: Cross multiply
    829,420,756.02x = 1,144,589,019.84 × 453,072,873.06
  4. Step 4: Simplify right side
    829,420,756.02x = 518,582,235,691,838,080
  5. Step 5: Solve for x
    x = 518,582,235,691,838,080/829,420,756.02
  6. Step 6: Final answer
    x = 625,234,215.48

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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.