Home / 156,666,896,744.46-216,201,049,660.26-89,005,199,742.25

Finding the Fourth Proportional to 156,666,896,744.46, 216,201,049,660.26 and 89,005,199,742.25

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Solution

The fourth proportional to 156,666,896,744.46, 216,201,049,660.26 and 89,005,199,742.25 is: 122,827,591,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,666,896,744.46 : 216,201,049,660.26 = 89,005,199,742.25 : x
  2. Step 2: Convert to fraction form
    156,666,896,744.46/216,201,049,660.26 = 89,005,199,742.25/x
  3. Step 3: Cross multiply
    156,666,896,744.46x = 216,201,049,660.26 × 89,005,199,742.25
  4. Step 4: Simplify right side
    156,666,896,744.46x = 19,243,017,609,494,472,425,472
  5. Step 5: Solve for x
    x = 19,243,017,609,494,472,425,472/156,666,896,744.46
  6. Step 6: Final answer
    x = 122,827,591,593.15

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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.