Home / 363,655,569.60-545,483,354.40-133,789,622.40

Finding the Fourth Proportional to 363,655,569.60, 545,483,354.40 and 133,789,622.40

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Solution

The fourth proportional to 363,655,569.60, 545,483,354.40 and 133,789,622.40 is: 200,684,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,655,569.60 : 545,483,354.40 = 133,789,622.40 : x
  2. Step 2: Convert to fraction form
    363,655,569.60/545,483,354.40 = 133,789,622.40/x
  3. Step 3: Cross multiply
    363,655,569.60x = 545,483,354.40 × 133,789,622.40
  4. Step 4: Simplify right side
    363,655,569.60x = 72,980,012,010,661,376
  5. Step 5: Solve for x
    x = 72,980,012,010,661,376/363,655,569.60
  6. Step 6: Final answer
    x = 200,684,433.60

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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.