Home / 1,047,311,832.88-1,445,223,731.52-577,387,468.72

Finding the Fourth Proportional to 1,047,311,832.88, 1,445,223,731.52 and 577,387,468.72

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Solution

The fourth proportional to 1,047,311,832.88, 1,445,223,731.52 and 577,387,468.72 is: 796,757,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,311,832.88 : 1,445,223,731.52 = 577,387,468.72 : x
  2. Step 2: Convert to fraction form
    1,047,311,832.88/1,445,223,731.52 = 577,387,468.72/x
  3. Step 3: Cross multiply
    1,047,311,832.88x = 1,445,223,731.52 × 577,387,468.72
  4. Step 4: Simplify right side
    1,047,311,832.88x = 834,454,072,076,405,760
  5. Step 5: Solve for x
    x = 834,454,072,076,405,760/1,047,311,832.88
  6. Step 6: Final answer
    x = 796,757,991.15

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1.5x scale

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.