Home / 1,256,536,874.69-1,733,999,731.76-692,074,320.68

Finding the Fourth Proportional to 1,256,536,874.69, 1,733,999,731.76 and 692,074,320.68

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Solution

The fourth proportional to 1,256,536,874.69, 1,733,999,731.76 and 692,074,320.68 is: 955,050,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,536,874.69 : 1,733,999,731.76 = 692,074,320.68 : x
  2. Step 2: Convert to fraction form
    1,256,536,874.69/1,733,999,731.76 = 692,074,320.68/x
  3. Step 3: Cross multiply
    1,256,536,874.69x = 1,733,999,731.76 × 692,074,320.68
  4. Step 4: Simplify right side
    1,256,536,874.69x = 1,200,056,686,423,169,536
  5. Step 5: Solve for x
    x = 1,200,056,686,423,169,536/1,256,536,874.69
  6. Step 6: Final answer
    x = 955,050,910.64

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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.