Home / 197,536,376.53-272,580,332.91-109,413,909.40

Finding the Fourth Proportional to 197,536,376.53, 272,580,332.91 and 109,413,909.40

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Solution

The fourth proportional to 197,536,376.53, 272,580,332.91 and 109,413,909.40 is: 150,980,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,536,376.53 : 272,580,332.91 = 109,413,909.40 : x
  2. Step 2: Convert to fraction form
    197,536,376.53/272,580,332.91 = 109,413,909.40/x
  3. Step 3: Cross multiply
    197,536,376.53x = 272,580,332.91 × 109,413,909.40
  4. Step 4: Simplify right side
    197,536,376.53x = 29,824,079,849,236,584
  5. Step 5: Solve for x
    x = 29,824,079,849,236,584/197,536,376.53
  6. Step 6: Final answer
    x = 150,980,190.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.