Home / 298,656,172.80-447,984,259.20-94,246,905.60

Finding the Fourth Proportional to 298,656,172.80, 447,984,259.20 and 94,246,905.60

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Solution

The fourth proportional to 298,656,172.80, 447,984,259.20 and 94,246,905.60 is: 141,370,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,656,172.80 : 447,984,259.20 = 94,246,905.60 : x
  2. Step 2: Convert to fraction form
    298,656,172.80/447,984,259.20 = 94,246,905.60/x
  3. Step 3: Cross multiply
    298,656,172.80x = 447,984,259.20 × 94,246,905.60
  4. Step 4: Simplify right side
    298,656,172.80x = 42,221,130,187,108,328
  5. Step 5: Solve for x
    x = 42,221,130,187,108,328/298,656,172.80
  6. Step 6: Final answer
    x = 141,370,358.40

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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.