Home / 759,654,189.68-1,139,460,026.76-242,115,686.24

Finding the Fourth Proportional to 759,654,189.68, 1,139,460,026.76 and 242,115,686.24

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Solution

The fourth proportional to 759,654,189.68, 1,139,460,026.76 and 242,115,686.24 is: 363,166,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,654,189.68 : 1,139,460,026.76 = 242,115,686.24 : x
  2. Step 2: Convert to fraction form
    759,654,189.68/1,139,460,026.76 = 242,115,686.24/x
  3. Step 3: Cross multiply
    759,654,189.68x = 1,139,460,026.76 × 242,115,686.24
  4. Step 4: Simplify right side
    759,654,189.68x = 275,881,146,322,046,176
  5. Step 5: Solve for x
    x = 275,881,146,322,046,176/759,654,189.68
  6. Step 6: Final answer
    x = 363,166,754.12

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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.