Home / 1,012,972,591.43-1,519,185,527.18-357,837,370.08

Finding the Fourth Proportional to 1,012,972,591.43, 1,519,185,527.18 and 357,837,370.08

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Solution

The fourth proportional to 1,012,972,591.43, 1,519,185,527.18 and 357,837,370.08 is: 536,659,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,972,591.43 : 1,519,185,527.18 = 357,837,370.08 : x
  2. Step 2: Convert to fraction form
    1,012,972,591.43/1,519,185,527.18 = 357,837,370.08/x
  3. Step 3: Cross multiply
    1,012,972,591.43x = 1,519,185,527.18 × 357,837,370.08
  4. Step 4: Simplify right side
    1,012,972,591.43x = 543,621,353,703,563,264
  5. Step 5: Solve for x
    x = 543,621,353,703,563,264/1,012,972,591.43
  6. Step 6: Final answer
    x = 536,659,489.41

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Double scale
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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.