Home / 120,418,276,670.04-180,588,744,995.96-39,725,841,209.53

Finding the Fourth Proportional to 120,418,276,670.04, 180,588,744,995.96 and 39,725,841,209.53

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Solution

The fourth proportional to 120,418,276,670.04, 180,588,744,995.96 and 39,725,841,209.53 is: 59,576,004,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,418,276,670.04 : 180,588,744,995.96 = 39,725,841,209.53 : x
  2. Step 2: Convert to fraction form
    120,418,276,670.04/180,588,744,995.96 = 39,725,841,209.53/x
  3. Step 3: Cross multiply
    120,418,276,670.04x = 180,588,744,995.96 × 39,725,841,209.53
  4. Step 4: Simplify right side
    120,418,276,670.04x = 7,174,039,807,937,992,458,240
  5. Step 5: Solve for x
    x = 7,174,039,807,937,992,458,240/120,418,276,670.04
  6. Step 6: Final answer
    x = 59,576,004,625.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.