Home / 1,508,048,145.60-2,262,072,218.40-417,531,213.60

Finding the Fourth Proportional to 1,508,048,145.60, 2,262,072,218.40 and 417,531,213.60

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Solution

The fourth proportional to 1,508,048,145.60, 2,262,072,218.40 and 417,531,213.60 is: 626,296,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,048,145.60 : 2,262,072,218.40 = 417,531,213.60 : x
  2. Step 2: Convert to fraction form
    1,508,048,145.60/2,262,072,218.40 = 417,531,213.60/x
  3. Step 3: Cross multiply
    1,508,048,145.60x = 2,262,072,218.40 × 417,531,213.60
  4. Step 4: Simplify right side
    1,508,048,145.60x = 944,485,758,599,396,352
  5. Step 5: Solve for x
    x = 944,485,758,599,396,352/1,508,048,145.60
  6. Step 6: Final answer
    x = 626,296,820.40

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Double scale
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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.