Home / 1,256,246,454.64-1,883,497,060.62-556,357,203.40

Finding the Fourth Proportional to 1,256,246,454.64, 1,883,497,060.62 and 556,357,203.40

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Solution

The fourth proportional to 1,256,246,454.64, 1,883,497,060.62 and 556,357,203.40 is: 834,149,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,246,454.64 : 1,883,497,060.62 = 556,357,203.40 : x
  2. Step 2: Convert to fraction form
    1,256,246,454.64/1,883,497,060.62 = 556,357,203.40/x
  3. Step 3: Cross multiply
    1,256,246,454.64x = 1,883,497,060.62 × 556,357,203.40
  4. Step 4: Simplify right side
    1,256,246,454.64x = 1,047,897,157,258,663,424
  5. Step 5: Solve for x
    x = 1,047,897,157,258,663,424/1,256,246,454.64
  6. Step 6: Final answer
    x = 834,149,344.97

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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.