Home / 124,404,842.70-186,470,406.45-43,584,209.10

Finding the Fourth Proportional to 124,404,842.70, 186,470,406.45 and 43,584,209.10

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Solution

The fourth proportional to 124,404,842.70, 186,470,406.45 and 43,584,209.10 is: 65,328,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,404,842.70 : 186,470,406.45 = 43,584,209.10 : x
  2. Step 2: Convert to fraction form
    124,404,842.70/186,470,406.45 = 43,584,209.10/x
  3. Step 3: Cross multiply
    124,404,842.70x = 186,470,406.45 × 43,584,209.10
  4. Step 4: Simplify right side
    124,404,842.70x = 8,127,165,185,678,788
  5. Step 5: Solve for x
    x = 8,127,165,185,678,788/124,404,842.70
  6. Step 6: Final answer
    x = 65,328,366.72

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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.