Home / 744,311,146.60-1,116,466,719.90-307,466,644.60

Finding the Fourth Proportional to 744,311,146.60, 1,116,466,719.90 and 307,466,644.60

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Solution

The fourth proportional to 744,311,146.60, 1,116,466,719.90 and 307,466,644.60 is: 461,199,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,311,146.60 : 1,116,466,719.90 = 307,466,644.60 : x
  2. Step 2: Convert to fraction form
    744,311,146.60/1,116,466,719.90 = 307,466,644.60/x
  3. Step 3: Cross multiply
    744,311,146.60x = 1,116,466,719.90 × 307,466,644.60
  4. Step 4: Simplify right side
    744,311,146.60x = 343,276,276,175,221,120
  5. Step 5: Solve for x
    x = 343,276,276,175,221,120/744,311,146.60
  6. Step 6: Final answer
    x = 461,199,966.90

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Double scale
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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.