Home / 137,503,308,954.25-189,754,575,480.30-76,534,367,744.83

Finding the Fourth Proportional to 137,503,308,954.25, 189,754,575,480.30 and 76,534,367,744.83

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Solution

The fourth proportional to 137,503,308,954.25, 189,754,575,480.30 and 76,534,367,744.83 is: 105,617,432,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,503,308,954.25 : 189,754,575,480.30 = 76,534,367,744.83 : x
  2. Step 2: Convert to fraction form
    137,503,308,954.25/189,754,575,480.30 = 76,534,367,744.83/x
  3. Step 3: Cross multiply
    137,503,308,954.25x = 189,754,575,480.30 × 76,534,367,744.83
  4. Step 4: Simplify right side
    137,503,308,954.25x = 14,522,746,461,072,622,878,720
  5. Step 5: Solve for x
    x = 14,522,746,461,072,622,878,720/137,503,308,954.25
  6. Step 6: Final answer
    x = 105,617,432,565.97

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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.