Home / 971,550,076.73-1,340,623,887.12-548,139,053.93

Finding the Fourth Proportional to 971,550,076.73, 1,340,623,887.12 and 548,139,053.93

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Solution

The fourth proportional to 971,550,076.73, 1,340,623,887.12 and 548,139,053.93 is: 756,366,889.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,550,076.73 : 1,340,623,887.12 = 548,139,053.93 : x
  2. Step 2: Convert to fraction form
    971,550,076.73/1,340,623,887.12 = 548,139,053.93/x
  3. Step 3: Cross multiply
    971,550,076.73x = 1,340,623,887.12 × 548,139,053.93
  4. Step 4: Simplify right side
    971,550,076.73x = 734,848,309,155,212,672
  5. Step 5: Solve for x
    x = 734,848,309,155,212,672/971,550,076.73
  6. Step 6: Final answer
    x = 756,366,889.12

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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.