Home / 435,483,025.20-653,224,537.80-281,294,276.40

Finding the Fourth Proportional to 435,483,025.20, 653,224,537.80 and 281,294,276.40

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Solution

The fourth proportional to 435,483,025.20, 653,224,537.80 and 281,294,276.40 is: 421,941,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,483,025.20 : 653,224,537.80 = 281,294,276.40 : x
  2. Step 2: Convert to fraction form
    435,483,025.20/653,224,537.80 = 281,294,276.40/x
  3. Step 3: Cross multiply
    435,483,025.20x = 653,224,537.80 × 281,294,276.40
  4. Step 4: Simplify right side
    435,483,025.20x = 183,748,323,687,175,424
  5. Step 5: Solve for x
    x = 183,748,323,687,175,424/435,483,025.20
  6. Step 6: Final answer
    x = 421,941,414.60

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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.