Home / 528,299,350.20-792,560,999.70-159,804,041.40

Finding the Fourth Proportional to 528,299,350.20, 792,560,999.70 and 159,804,041.40

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Solution

The fourth proportional to 528,299,350.20, 792,560,999.70 and 159,804,041.40 is: 239,739,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,299,350.20 : 792,560,999.70 = 159,804,041.40 : x
  2. Step 2: Convert to fraction form
    528,299,350.20/792,560,999.70 = 159,804,041.40/x
  3. Step 3: Cross multiply
    528,299,350.20x = 792,560,999.70 × 159,804,041.40
  4. Step 4: Simplify right side
    528,299,350.20x = 126,654,450,808,084,192
  5. Step 5: Solve for x
    x = 126,654,450,808,084,192/528,299,350.20
  6. Step 6: Final answer
    x = 239,739,932.98

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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.