Home / 548,986,361.28-823,506,026.46-180,513,155.76

Finding the Fourth Proportional to 548,986,361.28, 823,506,026.46 and 180,513,155.76

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Solution

The fourth proportional to 548,986,361.28, 823,506,026.46 and 180,513,155.76 is: 270,778,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,986,361.28 : 823,506,026.46 = 180,513,155.76 : x
  2. Step 2: Convert to fraction form
    548,986,361.28/823,506,026.46 = 180,513,155.76/x
  3. Step 3: Cross multiply
    548,986,361.28x = 823,506,026.46 × 180,513,155.76
  4. Step 4: Simplify right side
    548,986,361.28x = 148,653,671,623,672,672
  5. Step 5: Solve for x
    x = 148,653,671,623,672,672/548,986,361.28
  6. Step 6: Final answer
    x = 270,778,442.07

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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.