Home / 1,521,868,751,225.40-2,100,187,179,370.20-896,176,817,421.20

Finding the Fourth Proportional to 1,521,868,751,225.40, 2,100,187,179,370.20 and 896,176,817,421.20

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Solution

The fourth proportional to 1,521,868,751,225.40, 2,100,187,179,370.20 and 896,176,817,421.20 is: 1,236,728,897,207.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,868,751,225.40 : 2,100,187,179,370.20 = 896,176,817,421.20 : x
  2. Step 2: Convert to fraction form
    1,521,868,751,225.40/2,100,187,179,370.20 = 896,176,817,421.20/x
  3. Step 3: Cross multiply
    1,521,868,751,225.40x = 2,100,187,179,370.20 × 896,176,817,421.20
  4. Step 4: Simplify right side
    1,521,868,751,225.40x = 1,882,139,062,396,792,707,481,600
  5. Step 5: Solve for x
    x = 1,882,139,062,396,792,707,481,600/1,521,868,751,225.40
  6. Step 6: Final answer
    x = 1,236,728,897,207.01

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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.