Home / 393,693,278.16-590,540,124.60-102,559,630.80

Finding the Fourth Proportional to 393,693,278.16, 590,540,124.60 and 102,559,630.80

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Solution

The fourth proportional to 393,693,278.16, 590,540,124.60 and 102,559,630.80 is: 153,839,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,693,278.16 : 590,540,124.60 = 102,559,630.80 : x
  2. Step 2: Convert to fraction form
    393,693,278.16/590,540,124.60 = 102,559,630.80/x
  3. Step 3: Cross multiply
    393,693,278.16x = 590,540,124.60 × 102,559,630.80
  4. Step 4: Simplify right side
    393,693,278.16x = 60,565,577,151,562,000
  5. Step 5: Solve for x
    x = 60,565,577,151,562,000/393,693,278.16
  6. Step 6: Final answer
    x = 153,839,500.22

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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.