Home / 2,226,703,820.61-3,072,668,323.98-1,223,069,520.51

Finding the Fourth Proportional to 2,226,703,820.61, 3,072,668,323.98 and 1,223,069,520.51

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Solution

The fourth proportional to 2,226,703,820.61, 3,072,668,323.98 and 1,223,069,520.51 is: 1,687,735,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,703,820.61 : 3,072,668,323.98 = 1,223,069,520.51 : x
  2. Step 2: Convert to fraction form
    2,226,703,820.61/3,072,668,323.98 = 1,223,069,520.51/x
  3. Step 3: Cross multiply
    2,226,703,820.61x = 3,072,668,323.98 × 1,223,069,520.51
  4. Step 4: Simplify right side
    2,226,703,820.61x = 3,758,086,973,696,483,840
  5. Step 5: Solve for x
    x = 3,758,086,973,696,483,840/2,226,703,820.61
  6. Step 6: Final answer
    x = 1,687,735,449.55

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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.