Home / 2,148,258,354,150.40-2,964,581,447,449.80-1,172,776,229,488.90

Finding the Fourth Proportional to 2,148,258,354,150.40, 2,964,581,447,449.80 and 1,172,776,229,488.90

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Solution

The fourth proportional to 2,148,258,354,150.40, 2,964,581,447,449.80 and 1,172,776,229,488.90 is: 1,618,422,963,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,258,354,150.40 : 2,964,581,447,449.80 = 1,172,776,229,488.90 : x
  2. Step 2: Convert to fraction form
    2,148,258,354,150.40/2,964,581,447,449.80 = 1,172,776,229,488.90/x
  3. Step 3: Cross multiply
    2,148,258,354,150.40x = 2,964,581,447,449.80 × 1,172,776,229,488.90
  4. Step 4: Simplify right side
    2,148,258,354,150.40x = 3,476,790,651,952,921,577,521,152
  5. Step 5: Solve for x
    x = 3,476,790,651,952,921,577,521,152/2,148,258,354,150.40
  6. Step 6: Final answer
    x = 1,618,422,963,530.35

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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.