Home / 2,914,514,529.05-4,370,748,880.12-815,426,874.25

Finding the Fourth Proportional to 2,914,514,529.05, 4,370,748,880.12 and 815,426,874.25

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Solution

The fourth proportional to 2,914,514,529.05, 4,370,748,880.12 and 815,426,874.25 is: 1,222,854,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,514,529.05 : 4,370,748,880.12 = 815,426,874.25 : x
  2. Step 2: Convert to fraction form
    2,914,514,529.05/4,370,748,880.12 = 815,426,874.25/x
  3. Step 3: Cross multiply
    2,914,514,529.05x = 4,370,748,880.12 × 815,426,874.25
  4. Step 4: Simplify right side
    2,914,514,529.05x = 3,564,026,097,434,974,208
  5. Step 5: Solve for x
    x = 3,564,026,097,434,974,208/2,914,514,529.05
  6. Step 6: Final answer
    x = 1,222,854,119.24

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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.