Home / 164,157,647.49-245,844,090.63-91,193,459.04

Finding the Fourth Proportional to 164,157,647.49, 245,844,090.63 and 91,193,459.04

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Solution

The fourth proportional to 164,157,647.49, 245,844,090.63 and 91,193,459.04 is: 136,572,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,157,647.49 : 245,844,090.63 = 91,193,459.04 : x
  2. Step 2: Convert to fraction form
    164,157,647.49/245,844,090.63 = 91,193,459.04/x
  3. Step 3: Cross multiply
    164,157,647.49x = 245,844,090.63 × 91,193,459.04
  4. Step 4: Simplify right side
    164,157,647.49x = 22,419,373,009,092,952
  5. Step 5: Solve for x
    x = 22,419,373,009,092,952/164,157,647.49
  6. Step 6: Final answer
    x = 136,572,211.85

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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.