Home / 83,778,567,383.74-115,616,875,855.42-45,719,227,521.37

Finding the Fourth Proportional to 83,778,567,383.74, 115,616,875,855.42 and 45,719,227,521.37

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Solution

The fourth proportional to 83,778,567,383.74, 115,616,875,855.42 and 45,719,227,521.37 is: 63,093,872,545.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,778,567,383.74 : 115,616,875,855.42 = 45,719,227,521.37 : x
  2. Step 2: Convert to fraction form
    83,778,567,383.74/115,616,875,855.42 = 45,719,227,521.37/x
  3. Step 3: Cross multiply
    83,778,567,383.74x = 115,616,875,855.42 × 45,719,227,521.37
  4. Step 4: Simplify right side
    83,778,567,383.74x = 5,285,914,252,544,167,641,088
  5. Step 5: Solve for x
    x = 5,285,914,252,544,167,641,088/83,778,567,383.74
  6. Step 6: Final answer
    x = 63,093,872,545.38

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1.5x scale

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.