Home / 166,089,628.20-249,134,442.30-69,234,505.95

Finding the Fourth Proportional to 166,089,628.20, 249,134,442.30 and 69,234,505.95

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Solution

The fourth proportional to 166,089,628.20, 249,134,442.30 and 69,234,505.95 is: 103,851,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,089,628.20 : 249,134,442.30 = 69,234,505.95 : x
  2. Step 2: Convert to fraction form
    166,089,628.20/249,134,442.30 = 69,234,505.95/x
  3. Step 3: Cross multiply
    166,089,628.20x = 249,134,442.30 × 69,234,505.95
  4. Step 4: Simplify right side
    166,089,628.20x = 17,248,700,027,769,284
  5. Step 5: Solve for x
    x = 17,248,700,027,769,284/166,089,628.20
  6. Step 6: Final answer
    x = 103,851,758.93

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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.