Home / 1,553,488,528.49-2,144,325,064.43-1,236,530,177.69

Finding the Fourth Proportional to 1,553,488,528.49, 2,144,325,064.43 and 1,236,530,177.69

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Solution

The fourth proportional to 1,553,488,528.49, 2,144,325,064.43 and 1,236,530,177.69 is: 1,706,818,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,488,528.49 : 2,144,325,064.43 = 1,236,530,177.69 : x
  2. Step 2: Convert to fraction form
    1,553,488,528.49/2,144,325,064.43 = 1,236,530,177.69/x
  3. Step 3: Cross multiply
    1,553,488,528.49x = 2,144,325,064.43 × 1,236,530,177.69
  4. Step 4: Simplify right side
    1,553,488,528.49x = 2,651,522,652,937,118,208
  5. Step 5: Solve for x
    x = 2,651,522,652,937,118,208/1,553,488,528.49
  6. Step 6: Final answer
    x = 1,706,818,302.37

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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.