Home / 178,430,709.99-246,238,625.61-100,120,055.43

Finding the Fourth Proportional to 178,430,709.99, 246,238,625.61 and 100,120,055.43

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Solution

The fourth proportional to 178,430,709.99, 246,238,625.61 and 100,120,055.43 is: 138,168,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,430,709.99 : 246,238,625.61 = 100,120,055.43 : x
  2. Step 2: Convert to fraction form
    178,430,709.99/246,238,625.61 = 100,120,055.43/x
  3. Step 3: Cross multiply
    178,430,709.99x = 246,238,625.61 × 100,120,055.43
  4. Step 4: Simplify right side
    178,430,709.99x = 24,653,424,845,080,220
  5. Step 5: Solve for x
    x = 24,653,424,845,080,220/178,430,709.99
  6. Step 6: Final answer
    x = 138,168,058.89

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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.