Home / 1,180,101,051.60-1,628,544,652.73-651,469,381.58

Finding the Fourth Proportional to 1,180,101,051.60, 1,628,544,652.73 and 651,469,381.58

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Solution

The fourth proportional to 1,180,101,051.60, 1,628,544,652.73 and 651,469,381.58 is: 899,030,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,101,051.60 : 1,628,544,652.73 = 651,469,381.58 : x
  2. Step 2: Convert to fraction form
    1,180,101,051.60/1,628,544,652.73 = 651,469,381.58/x
  3. Step 3: Cross multiply
    1,180,101,051.60x = 1,628,544,652.73 × 651,469,381.58
  4. Step 4: Simplify right side
    1,180,101,051.60x = 1,060,946,977,789,428,992
  5. Step 5: Solve for x
    x = 1,060,946,977,789,428,992/1,180,101,051.60
  6. Step 6: Final answer
    x = 899,030,618.06

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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.