Home / 113,354,930.80-169,780,453.80-98,238,386.80

Finding the Fourth Proportional to 113,354,930.80, 169,780,453.80 and 98,238,386.80

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Solution

The fourth proportional to 113,354,930.80, 169,780,453.80 and 98,238,386.80 is: 147,139,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,354,930.80 : 169,780,453.80 = 98,238,386.80 : x
  2. Step 2: Convert to fraction form
    113,354,930.80/169,780,453.80 = 98,238,386.80/x
  3. Step 3: Cross multiply
    113,354,930.80x = 169,780,453.80 × 98,238,386.80
  4. Step 4: Simplify right side
    113,354,930.80x = 16,678,957,891,483,930
  5. Step 5: Solve for x
    x = 16,678,957,891,483,930/113,354,930.80
  6. Step 6: Final answer
    x = 147,139,235.79

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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.