Home / 219,929,777,929.96-329,716,641,632.58-68,758,265,291.16

Finding the Fourth Proportional to 219,929,777,929.96, 329,716,641,632.58 and 68,758,265,291.16

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Solution

The fourth proportional to 219,929,777,929.96, 329,716,641,632.58 and 68,758,265,291.16 is: 103,081,740,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,929,777,929.96 : 329,716,641,632.58 = 68,758,265,291.16 : x
  2. Step 2: Convert to fraction form
    219,929,777,929.96/329,716,641,632.58 = 68,758,265,291.16/x
  3. Step 3: Cross multiply
    219,929,777,929.96x = 329,716,641,632.58 × 68,758,265,291.16
  4. Step 4: Simplify right side
    219,929,777,929.96x = 22,670,744,316,283,268,890,624
  5. Step 5: Solve for x
    x = 22,670,744,316,283,268,890,624/219,929,777,929.96
  6. Step 6: Final answer
    x = 103,081,740,588.59

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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.