Home / 1,449,068,858.55-2,173,603,287.83-358,551,926.55

Finding the Fourth Proportional to 1,449,068,858.55, 2,173,603,287.83 and 358,551,926.55

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Solution

The fourth proportional to 1,449,068,858.55, 2,173,603,287.83 and 358,551,926.55 is: 537,827,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,068,858.55 : 2,173,603,287.83 = 358,551,926.55 : x
  2. Step 2: Convert to fraction form
    1,449,068,858.55/2,173,603,287.83 = 358,551,926.55/x
  3. Step 3: Cross multiply
    1,449,068,858.55x = 2,173,603,287.83 × 358,551,926.55
  4. Step 4: Simplify right side
    1,449,068,858.55x = 779,349,646,405,067,904
  5. Step 5: Solve for x
    x = 779,349,646,405,067,904/1,449,068,858.55
  6. Step 6: Final answer
    x = 537,827,889.83

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Double scale
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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.