Home / 186,050,718.92-256,749,992.52-103,563,989.84

Finding the Fourth Proportional to 186,050,718.92, 256,749,992.52 and 103,563,989.84

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Solution

The fourth proportional to 186,050,718.92, 256,749,992.52 and 103,563,989.84 is: 142,918,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,050,718.92 : 256,749,992.52 = 103,563,989.84 : x
  2. Step 2: Convert to fraction form
    186,050,718.92/256,749,992.52 = 103,563,989.84/x
  3. Step 3: Cross multiply
    186,050,718.92x = 256,749,992.52 × 103,563,989.84
  4. Step 4: Simplify right side
    186,050,718.92x = 26,590,053,616,761,360
  5. Step 5: Solve for x
    x = 26,590,053,616,761,360/186,050,718.92
  6. Step 6: Final answer
    x = 142,918,306.21

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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.