Home / 372,241,428.60-558,362,142.90-99,612,195.60

Finding the Fourth Proportional to 372,241,428.60, 558,362,142.90 and 99,612,195.60

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Solution

The fourth proportional to 372,241,428.60, 558,362,142.90 and 99,612,195.60 is: 149,418,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,241,428.60 : 558,362,142.90 = 99,612,195.60 : x
  2. Step 2: Convert to fraction form
    372,241,428.60/558,362,142.90 = 99,612,195.60/x
  3. Step 3: Cross multiply
    372,241,428.60x = 558,362,142.90 × 99,612,195.60
  4. Step 4: Simplify right side
    372,241,428.60x = 55,619,678,994,189,944
  5. Step 5: Solve for x
    x = 55,619,678,994,189,944/372,241,428.60
  6. Step 6: Final answer
    x = 149,418,293.40

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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.