Home / 205,015,503.66-282,921,210.63-115,726,246.26

Finding the Fourth Proportional to 205,015,503.66, 282,921,210.63 and 115,726,246.26

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Solution

The fourth proportional to 205,015,503.66, 282,921,210.63 and 115,726,246.26 is: 159,702,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,015,503.66 : 282,921,210.63 = 115,726,246.26 : x
  2. Step 2: Convert to fraction form
    205,015,503.66/282,921,210.63 = 115,726,246.26/x
  3. Step 3: Cross multiply
    205,015,503.66x = 282,921,210.63 × 115,726,246.26
  4. Step 4: Simplify right side
    205,015,503.66x = 32,741,409,693,544,712
  5. Step 5: Solve for x
    x = 32,741,409,693,544,712/205,015,503.66
  6. Step 6: Final answer
    x = 159,702,115.74

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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.