Home / 1,138,094,482.64-1,570,571,979.72-616,573,714.64

Finding the Fourth Proportional to 1,138,094,482.64, 1,570,571,979.72 and 616,573,714.64

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Solution

The fourth proportional to 1,138,094,482.64, 1,570,571,979.72 and 616,573,714.64 is: 850,872,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,094,482.64 : 1,570,571,979.72 = 616,573,714.64 : x
  2. Step 2: Convert to fraction form
    1,138,094,482.64/1,570,571,979.72 = 616,573,714.64/x
  3. Step 3: Cross multiply
    1,138,094,482.64x = 1,570,571,979.72 × 616,573,714.64
  4. Step 4: Simplify right side
    1,138,094,482.64x = 968,373,399,645,459,200
  5. Step 5: Solve for x
    x = 968,373,399,645,459,200/1,138,094,482.64
  6. Step 6: Final answer
    x = 850,872,589.59

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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.