Home / 117,450,334.60-176,175,501.90-76,635,665.80

Finding the Fourth Proportional to 117,450,334.60, 176,175,501.90 and 76,635,665.80

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Solution

The fourth proportional to 117,450,334.60, 176,175,501.90 and 76,635,665.80 is: 114,953,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,450,334.60 : 176,175,501.90 = 76,635,665.80 : x
  2. Step 2: Convert to fraction form
    117,450,334.60/176,175,501.90 = 76,635,665.80/x
  3. Step 3: Cross multiply
    117,450,334.60x = 176,175,501.90 × 76,635,665.80
  4. Step 4: Simplify right side
    117,450,334.60x = 13,501,326,885,755,664
  5. Step 5: Solve for x
    x = 13,501,326,885,755,664/117,450,334.60
  6. Step 6: Final answer
    x = 114,953,498.70

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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.