Home / 548,986,376.28-823,506,048.96-180,513,170.76

Finding the Fourth Proportional to 548,986,376.28, 823,506,048.96 and 180,513,170.76

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Solution

The fourth proportional to 548,986,376.28, 823,506,048.96 and 180,513,170.76 is: 270,778,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,986,376.28 : 823,506,048.96 = 180,513,170.76 : x
  2. Step 2: Convert to fraction form
    548,986,376.28/823,506,048.96 = 180,513,170.76/x
  3. Step 3: Cross multiply
    548,986,376.28x = 823,506,048.96 × 180,513,170.76
  4. Step 4: Simplify right side
    548,986,376.28x = 148,653,688,037,809,408
  5. Step 5: Solve for x
    x = 148,653,688,037,809,408/548,986,376.28
  6. Step 6: Final answer
    x = 270,778,464.57

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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.