Home / 1,030,971,475.26-1,422,744,320.46-561,078,428.94

Finding the Fourth Proportional to 1,030,971,475.26, 1,422,744,320.46 and 561,078,428.94

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Solution

The fourth proportional to 1,030,971,475.26, 1,422,744,320.46 and 561,078,428.94 is: 774,290,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,971,475.26 : 1,422,744,320.46 = 561,078,428.94 : x
  2. Step 2: Convert to fraction form
    1,030,971,475.26/1,422,744,320.46 = 561,078,428.94/x
  3. Step 3: Cross multiply
    1,030,971,475.26x = 1,422,744,320.46 × 561,078,428.94
  4. Step 4: Simplify right side
    1,030,971,475.26x = 798,271,148,107,004,800
  5. Step 5: Solve for x
    x = 798,271,148,107,004,800/1,030,971,475.26
  6. Step 6: Final answer
    x = 774,290,237.18

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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.