Home / 1,536,546,736.32-2,120,636,348.64-876,345,673.92

Finding the Fourth Proportional to 1,536,546,736.32, 2,120,636,348.64 and 876,345,673.92

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Solution

The fourth proportional to 1,536,546,736.32, 2,120,636,348.64 and 876,345,673.92 is: 1,209,472,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,546,736.32 : 2,120,636,348.64 = 876,345,673.92 : x
  2. Step 2: Convert to fraction form
    1,536,546,736.32/2,120,636,348.64 = 876,345,673.92/x
  3. Step 3: Cross multiply
    1,536,546,736.32x = 2,120,636,348.64 × 876,345,673.92
  4. Step 4: Simplify right side
    1,536,546,736.32x = 1,858,410,490,088,168,960
  5. Step 5: Solve for x
    x = 1,858,410,490,088,168,960/1,536,546,736.32
  6. Step 6: Final answer
    x = 1,209,472,153.47

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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.