Home / 2,514,979,434.48-3,754,785,771.66-1,921,664,530.32

Finding the Fourth Proportional to 2,514,979,434.48, 3,754,785,771.66 and 1,921,664,530.32

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Solution

The fourth proportional to 2,514,979,434.48, 3,754,785,771.66 and 1,921,664,530.32 is: 2,868,985,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514,979,434.48 : 3,754,785,771.66 = 1,921,664,530.32 : x
  2. Step 2: Convert to fraction form
    2,514,979,434.48/3,754,785,771.66 = 1,921,664,530.32/x
  3. Step 3: Cross multiply
    2,514,979,434.48x = 3,754,785,771.66 × 1,921,664,530.32
  4. Step 4: Simplify right side
    2,514,979,434.48x = 7,215,438,636,349,232,128
  5. Step 5: Solve for x
    x = 7,215,438,636,349,232,128/2,514,979,434.48
  6. Step 6: Final answer
    x = 2,868,985,144.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.