Home / 55,545,721,232.34-76,659,454,236.66-31,137,723,823.20

Finding the Fourth Proportional to 55,545,721,232.34, 76,659,454,236.66 and 31,137,723,823.20

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Solution

The fourth proportional to 55,545,721,232.34, 76,659,454,236.66 and 31,137,723,823.20 is: 42,973,623,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,545,721,232.34 : 76,659,454,236.66 = 31,137,723,823.20 : x
  2. Step 2: Convert to fraction form
    55,545,721,232.34/76,659,454,236.66 = 31,137,723,823.20/x
  3. Step 3: Cross multiply
    55,545,721,232.34x = 76,659,454,236.66 × 31,137,723,823.20
  4. Step 4: Simplify right side
    55,545,721,232.34x = 2,387,000,914,458,358,317,056
  5. Step 5: Solve for x
    x = 2,387,000,914,458,358,317,056/55,545,721,232.34
  6. Step 6: Final answer
    x = 42,973,623,557.32

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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.