Home / 377,544,580,712.08-521,011,730,390.36-203,929,719,270.64

Finding the Fourth Proportional to 377,544,580,712.08, 521,011,730,390.36 and 203,929,719,270.64

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Solution

The fourth proportional to 377,544,580,712.08, 521,011,730,390.36 and 203,929,719,270.64 is: 281,423,125,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544,580,712.08 : 521,011,730,390.36 = 203,929,719,270.64 : x
  2. Step 2: Convert to fraction form
    377,544,580,712.08/521,011,730,390.36 = 203,929,719,270.64/x
  3. Step 3: Cross multiply
    377,544,580,712.08x = 521,011,730,390.36 × 203,929,719,270.64
  4. Step 4: Simplify right side
    377,544,580,712.08x = 106,249,775,915,216,486,268,928
  5. Step 5: Solve for x
    x = 106,249,775,915,216,486,268,928/377,544,580,712.08
  6. Step 6: Final answer
    x = 281,423,125,488.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.