Home / 1,152,725,866.55-1,729,194,320.87-323,673,922.45

Finding the Fourth Proportional to 1,152,725,866.55, 1,729,194,320.87 and 323,673,922.45

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Solution

The fourth proportional to 1,152,725,866.55, 1,729,194,320.87 and 323,673,922.45 is: 485,540,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,725,866.55 : 1,729,194,320.87 = 323,673,922.45 : x
  2. Step 2: Convert to fraction form
    1,152,725,866.55/1,729,194,320.87 = 323,673,922.45/x
  3. Step 3: Cross multiply
    1,152,725,866.55x = 1,729,194,320.87 × 323,673,922.45
  4. Step 4: Simplify right side
    1,152,725,866.55x = 559,695,108,514,256,768
  5. Step 5: Solve for x
    x = 559,695,108,514,256,768/1,152,725,866.55
  6. Step 6: Final answer
    x = 485,540,512.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.