Home / 440,087,657.60-660,556,639.20-267,900,773.60

Finding the Fourth Proportional to 440,087,657.60, 660,556,639.20 and 267,900,773.60

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Solution

The fourth proportional to 440,087,657.60, 660,556,639.20 and 267,900,773.60 is: 402,109,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,087,657.60 : 660,556,639.20 = 267,900,773.60 : x
  2. Step 2: Convert to fraction form
    440,087,657.60/660,556,639.20 = 267,900,773.60/x
  3. Step 3: Cross multiply
    440,087,657.60x = 660,556,639.20 × 267,900,773.60
  4. Step 4: Simplify right side
    440,087,657.60x = 176,963,634,648,296,096
  5. Step 5: Solve for x
    x = 176,963,634,648,296,096/440,087,657.60
  6. Step 6: Final answer
    x = 402,109,969.67

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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.