Home / 186,565,013.73-257,460,613.43-102,933,139.86

Finding the Fourth Proportional to 186,565,013.73, 257,460,613.43 and 102,933,139.86

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Solution

The fourth proportional to 186,565,013.73, 257,460,613.43 and 102,933,139.86 is: 142,048,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,565,013.73 : 257,460,613.43 = 102,933,139.86 : x
  2. Step 2: Convert to fraction form
    186,565,013.73/257,460,613.43 = 102,933,139.86/x
  3. Step 3: Cross multiply
    186,565,013.73x = 257,460,613.43 × 102,933,139.86
  4. Step 4: Simplify right side
    186,565,013.73x = 26,501,229,330,116,920
  5. Step 5: Solve for x
    x = 26,501,229,330,116,920/186,565,013.73
  6. Step 6: Final answer
    x = 142,048,226.52

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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.