Home / 767,890,129.60-1,151,835,194.40-746,366,769.10

Finding the Fourth Proportional to 767,890,129.60, 1,151,835,194.40 and 746,366,769.10

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Solution

The fourth proportional to 767,890,129.60, 1,151,835,194.40 and 746,366,769.10 is: 1,119,550,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,890,129.60 : 1,151,835,194.40 = 746,366,769.10 : x
  2. Step 2: Convert to fraction form
    767,890,129.60/1,151,835,194.40 = 746,366,769.10/x
  3. Step 3: Cross multiply
    767,890,129.60x = 1,151,835,194.40 × 746,366,769.10
  4. Step 4: Simplify right side
    767,890,129.60x = 859,691,512,579,998,464
  5. Step 5: Solve for x
    x = 859,691,512,579,998,464/767,890,129.60
  6. Step 6: Final answer
    x = 1,119,550,153.65

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Double scale
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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.