Home / 2,202,459,102.72-3,039,466,978.09-1,237,013,139.33

Finding the Fourth Proportional to 2,202,459,102.72, 3,039,466,978.09 and 1,237,013,139.33

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Solution

The fourth proportional to 2,202,459,102.72, 3,039,466,978.09 and 1,237,013,139.33 is: 1,707,119,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,459,102.72 : 3,039,466,978.09 = 1,237,013,139.33 : x
  2. Step 2: Convert to fraction form
    2,202,459,102.72/3,039,466,978.09 = 1,237,013,139.33/x
  3. Step 3: Cross multiply
    2,202,459,102.72x = 3,039,466,978.09 × 1,237,013,139.33
  4. Step 4: Simplify right side
    2,202,459,102.72x = 3,759,860,588,458,463,232
  5. Step 5: Solve for x
    x = 3,759,860,588,458,463,232/2,202,459,102.72
  6. Step 6: Final answer
    x = 1,707,119,366.62

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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.