Home / 434,390,478.30-651,585,717.45-414,235,086.30

Finding the Fourth Proportional to 434,390,478.30, 651,585,717.45 and 414,235,086.30

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Solution

The fourth proportional to 434,390,478.30, 651,585,717.45 and 414,235,086.30 is: 621,352,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,390,478.30 : 651,585,717.45 = 414,235,086.30 : x
  2. Step 2: Convert to fraction form
    434,390,478.30/651,585,717.45 = 414,235,086.30/x
  3. Step 3: Cross multiply
    434,390,478.30x = 651,585,717.45 × 414,235,086.30
  4. Step 4: Simplify right side
    434,390,478.30x = 269,909,665,899,748,192
  5. Step 5: Solve for x
    x = 269,909,665,899,748,192/434,390,478.30
  6. Step 6: Final answer
    x = 621,352,629.45

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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.