Home / 453,869,608,800.80-680,804,413,201.20-268,117,516,128.80

Finding the Fourth Proportional to 453,869,608,800.80, 680,804,413,201.20 and 268,117,516,128.80

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Solution

The fourth proportional to 453,869,608,800.80, 680,804,413,201.20 and 268,117,516,128.80 is: 402,176,274,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,869,608,800.80 : 680,804,413,201.20 = 268,117,516,128.80 : x
  2. Step 2: Convert to fraction form
    453,869,608,800.80/680,804,413,201.20 = 268,117,516,128.80/x
  3. Step 3: Cross multiply
    453,869,608,800.80x = 680,804,413,201.20 × 268,117,516,128.80
  4. Step 4: Simplify right side
    453,869,608,800.80x = 182,535,588,237,030,929,203,200
  5. Step 5: Solve for x
    x = 182,535,588,237,030,929,203,200/453,869,608,800.80
  6. Step 6: Final answer
    x = 402,176,274,193.20

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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.