Home / 1,052,218,944.20-1,578,678,945.98-352,780,291.48

Finding the Fourth Proportional to 1,052,218,944.20, 1,578,678,945.98 and 352,780,291.48

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Solution

The fourth proportional to 1,052,218,944.20, 1,578,678,945.98 and 352,780,291.48 is: 529,287,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,218,944.20 : 1,578,678,945.98 = 352,780,291.48 : x
  2. Step 2: Convert to fraction form
    1,052,218,944.20/1,578,678,945.98 = 352,780,291.48/x
  3. Step 3: Cross multiply
    1,052,218,944.20x = 1,578,678,945.98 × 352,780,291.48
  4. Step 4: Simplify right side
    1,052,218,944.20x = 556,926,818,716,163,584
  5. Step 5: Solve for x
    x = 556,926,818,716,163,584/1,052,218,944.20
  6. Step 6: Final answer
    x = 529,287,960.25

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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.