Home / 572,166,386.82-858,377,519.73-208,660,742.82

Finding the Fourth Proportional to 572,166,386.82, 858,377,519.73 and 208,660,742.82

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Solution

The fourth proportional to 572,166,386.82, 858,377,519.73 and 208,660,742.82 is: 313,037,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,166,386.82 : 858,377,519.73 = 208,660,742.82 : x
  2. Step 2: Convert to fraction form
    572,166,386.82/858,377,519.73 = 208,660,742.82/x
  3. Step 3: Cross multiply
    572,166,386.82x = 858,377,519.73 × 208,660,742.82
  4. Step 4: Simplify right side
    572,166,386.82x = 179,109,690,886,851,008
  5. Step 5: Solve for x
    x = 179,109,690,886,851,008/572,166,386.82
  6. Step 6: Final answer
    x = 313,037,771.90

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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.