Home / 954,578,874.10-1,317,433,525.38-578,224,419.09

Finding the Fourth Proportional to 954,578,874.10, 1,317,433,525.38 and 578,224,419.09

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Solution

The fourth proportional to 954,578,874.10, 1,317,433,525.38 and 578,224,419.09 is: 798,019,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,578,874.10 : 1,317,433,525.38 = 578,224,419.09 : x
  2. Step 2: Convert to fraction form
    954,578,874.10/1,317,433,525.38 = 578,224,419.09/x
  3. Step 3: Cross multiply
    954,578,874.10x = 1,317,433,525.38 × 578,224,419.09
  4. Step 4: Simplify right side
    954,578,874.10x = 761,772,234,902,541,440
  5. Step 5: Solve for x
    x = 761,772,234,902,541,440/954,578,874.10
  6. Step 6: Final answer
    x = 798,019,163.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.