Home / 377,592,090.15-521,082,482.82-216,682,295.73

Finding the Fourth Proportional to 377,592,090.15, 521,082,482.82 and 216,682,295.73

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Solution

The fourth proportional to 377,592,090.15, 521,082,482.82 and 216,682,295.73 is: 299,024,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,592,090.15 : 521,082,482.82 = 216,682,295.73 : x
  2. Step 2: Convert to fraction form
    377,592,090.15/521,082,482.82 = 216,682,295.73/x
  3. Step 3: Cross multiply
    377,592,090.15x = 521,082,482.82 × 216,682,295.73
  4. Step 4: Simplify right side
    377,592,090.15x = 112,909,348,642,125,872
  5. Step 5: Solve for x
    x = 112,909,348,642,125,872/377,592,090.15
  6. Step 6: Final answer
    x = 299,024,666.00

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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.