Home / 799,402,054.45-1,103,100,801.68-442,162,143.58

Finding the Fourth Proportional to 799,402,054.45, 1,103,100,801.68 and 442,162,143.58

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Solution

The fourth proportional to 799,402,054.45, 1,103,100,801.68 and 442,162,143.58 is: 610,142,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,402,054.45 : 1,103,100,801.68 = 442,162,143.58 : x
  2. Step 2: Convert to fraction form
    799,402,054.45/1,103,100,801.68 = 442,162,143.58/x
  3. Step 3: Cross multiply
    799,402,054.45x = 1,103,100,801.68 × 442,162,143.58
  4. Step 4: Simplify right side
    799,402,054.45x = 487,749,415,055,645,248
  5. Step 5: Solve for x
    x = 487,749,415,055,645,248/799,402,054.45
  6. Step 6: Final answer
    x = 610,142,809.04

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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.