Home / 207,180,886.72-285,909,580.56-114,361,369.96

Finding the Fourth Proportional to 207,180,886.72, 285,909,580.56 and 114,361,369.96

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Solution

The fourth proportional to 207,180,886.72, 285,909,580.56 and 114,361,369.96 is: 157,818,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,180,886.72 : 285,909,580.56 = 114,361,369.96 : x
  2. Step 2: Convert to fraction form
    207,180,886.72/285,909,580.56 = 114,361,369.96/x
  3. Step 3: Cross multiply
    207,180,886.72x = 285,909,580.56 × 114,361,369.96
  4. Step 4: Simplify right side
    207,180,886.72x = 32,697,011,317,530,584
  5. Step 5: Solve for x
    x = 32,697,011,317,530,584/207,180,886.72
  6. Step 6: Final answer
    x = 157,818,666.75

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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.