Home / 1,502,514,813.81-2,253,772,290.81-1,029,347,274.39

Finding the Fourth Proportional to 1,502,514,813.81, 2,253,772,290.81 and 1,029,347,274.39

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Solution

The fourth proportional to 1,502,514,813.81, 2,253,772,290.81 and 1,029,347,274.39 is: 1,544,020,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,514,813.81 : 2,253,772,290.81 = 1,029,347,274.39 : x
  2. Step 2: Convert to fraction form
    1,502,514,813.81/2,253,772,290.81 = 1,029,347,274.39/x
  3. Step 3: Cross multiply
    1,502,514,813.81x = 2,253,772,290.81 × 1,029,347,274.39
  4. Step 4: Simplify right side
    1,502,514,813.81x = 2,319,914,364,640,979,968
  5. Step 5: Solve for x
    x = 2,319,914,364,640,979,968/1,502,514,813.81
  6. Step 6: Final answer
    x = 1,544,020,959.61

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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.