Home / 1,979,068,289.26-2,731,167,573.15-1,164,386,573.42

Finding the Fourth Proportional to 1,979,068,289.26, 2,731,167,573.15 and 1,164,386,573.42

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Solution

The fourth proportional to 1,979,068,289.26, 2,731,167,573.15 and 1,164,386,573.42 is: 1,606,884,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,068,289.26 : 2,731,167,573.15 = 1,164,386,573.42 : x
  2. Step 2: Convert to fraction form
    1,979,068,289.26/2,731,167,573.15 = 1,164,386,573.42/x
  3. Step 3: Cross multiply
    1,979,068,289.26x = 2,731,167,573.15 × 1,164,386,573.42
  4. Step 4: Simplify right side
    1,979,068,289.26x = 3,180,134,851,935,946,240
  5. Step 5: Solve for x
    x = 3,180,134,851,935,946,240/1,979,068,289.26
  6. Step 6: Final answer
    x = 1,606,884,850.41

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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.