Home / 799,402,053.45-1,103,100,800.30-442,162,142.58

Finding the Fourth Proportional to 799,402,053.45, 1,103,100,800.30 and 442,162,142.58

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Solution

The fourth proportional to 799,402,053.45, 1,103,100,800.30 and 442,162,142.58 is: 610,142,807.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,402,053.45 : 1,103,100,800.30 = 442,162,142.58 : x
  2. Step 2: Convert to fraction form
    799,402,053.45/1,103,100,800.30 = 442,162,142.58/x
  3. Step 3: Cross multiply
    799,402,053.45x = 1,103,100,800.30 × 442,162,142.58
  4. Step 4: Simplify right side
    799,402,053.45x = 487,749,413,345,922,560
  5. Step 5: Solve for x
    x = 487,749,413,345,922,560/799,402,053.45
  6. Step 6: Final answer
    x = 610,142,807.66

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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.