Home / 165,012,495,245.70-247,518,742,868.55-111,664,693,910.40

Finding the Fourth Proportional to 165,012,495,245.70, 247,518,742,868.55 and 111,664,693,910.40

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Solution

The fourth proportional to 165,012,495,245.70, 247,518,742,868.55 and 111,664,693,910.40 is: 167,497,040,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012,495,245.70 : 247,518,742,868.55 = 111,664,693,910.40 : x
  2. Step 2: Convert to fraction form
    165,012,495,245.70/247,518,742,868.55 = 111,664,693,910.40/x
  3. Step 3: Cross multiply
    165,012,495,245.70x = 247,518,742,868.55 × 111,664,693,910.40
  4. Step 4: Simplify right side
    165,012,495,245.70x = 27,639,104,659,503,634,710,528
  5. Step 5: Solve for x
    x = 27,639,104,659,503,634,710,528/165,012,495,245.70
  6. Step 6: Final answer
    x = 167,497,040,865.60

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Similar ratio
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1.5x scale

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.