Home / 268,086,820.20-402,130,230.30-166,050,148.20

Finding the Fourth Proportional to 268,086,820.20, 402,130,230.30 and 166,050,148.20

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Solution

The fourth proportional to 268,086,820.20, 402,130,230.30 and 166,050,148.20 is: 249,075,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,086,820.20 : 402,130,230.30 = 166,050,148.20 : x
  2. Step 2: Convert to fraction form
    268,086,820.20/402,130,230.30 = 166,050,148.20/x
  3. Step 3: Cross multiply
    268,086,820.20x = 402,130,230.30 × 166,050,148.20
  4. Step 4: Simplify right side
    268,086,820.20x = 66,773,784,337,015,128
  5. Step 5: Solve for x
    x = 66,773,784,337,015,128/268,086,820.20
  6. Step 6: Final answer
    x = 249,075,222.30

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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.