Home / 759,654,203.22-1,139,460,047.01-242,115,699.78

Finding the Fourth Proportional to 759,654,203.22, 1,139,460,047.01 and 242,115,699.78

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Solution

The fourth proportional to 759,654,203.22, 1,139,460,047.01 and 242,115,699.78 is: 363,166,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,654,203.22 : 1,139,460,047.01 = 242,115,699.78 : x
  2. Step 2: Convert to fraction form
    759,654,203.22/1,139,460,047.01 = 242,115,699.78/x
  3. Step 3: Cross multiply
    759,654,203.22x = 1,139,460,047.01 × 242,115,699.78
  4. Step 4: Simplify right side
    759,654,203.22x = 275,881,166,653,177,856
  5. Step 5: Solve for x
    x = 275,881,166,653,177,856/759,654,203.22
  6. Step 6: Final answer
    x = 363,166,774.41

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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.