Home / 83,450,671.83-115,168,821.31-46,292,932.20

Finding the Fourth Proportional to 83,450,671.83, 115,168,821.31 and 46,292,932.20

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Solution

The fourth proportional to 83,450,671.83, 115,168,821.31 and 46,292,932.20 is: 63,888,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,450,671.83 : 115,168,821.31 = 46,292,932.20 : x
  2. Step 2: Convert to fraction form
    83,450,671.83/115,168,821.31 = 46,292,932.20/x
  3. Step 3: Cross multiply
    83,450,671.83x = 115,168,821.31 × 46,292,932.20
  4. Step 4: Simplify right side
    83,450,671.83x = 5,331,502,436,457,746
  5. Step 5: Solve for x
    x = 5,331,502,436,457,746/83,450,671.83
  6. Step 6: Final answer
    x = 63,888,070.88

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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.