Home / 1,985,916,228.31-2,740,564,265.16-1,151,025,074.56

Finding the Fourth Proportional to 1,985,916,228.31, 2,740,564,265.16 and 1,151,025,074.56

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Solution

The fourth proportional to 1,985,916,228.31, 2,740,564,265.16 and 1,151,025,074.56 is: 1,588,414,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,916,228.31 : 2,740,564,265.16 = 1,151,025,074.56 : x
  2. Step 2: Convert to fraction form
    1,985,916,228.31/2,740,564,265.16 = 1,151,025,074.56/x
  3. Step 3: Cross multiply
    1,985,916,228.31x = 2,740,564,265.16 × 1,151,025,074.56
  4. Step 4: Simplify right side
    1,985,916,228.31x = 3,154,458,187,642,260,480
  5. Step 5: Solve for x
    x = 3,154,458,187,642,260,480/1,985,916,228.31
  6. Step 6: Final answer
    x = 1,588,414,527.60

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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.