Home / 388,465,404.60-582,698,106.90-301,734,233.40

Finding the Fourth Proportional to 388,465,404.60, 582,698,106.90 and 301,734,233.40

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Solution

The fourth proportional to 388,465,404.60, 582,698,106.90 and 301,734,233.40 is: 452,601,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,465,404.60 : 582,698,106.90 = 301,734,233.40 : x
  2. Step 2: Convert to fraction form
    388,465,404.60/582,698,106.90 = 301,734,233.40/x
  3. Step 3: Cross multiply
    388,465,404.60x = 582,698,106.90 × 301,734,233.40
  4. Step 4: Simplify right side
    388,465,404.60x = 175,819,966,589,102,720
  5. Step 5: Solve for x
    x = 175,819,966,589,102,720/388,465,404.60
  6. Step 6: Final answer
    x = 452,601,350.10

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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.