Home / 723,976,090.22-1,086,298,119.04-330,623,501.78

Finding the Fourth Proportional to 723,976,090.22, 1,086,298,119.04 and 330,623,501.78

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Solution

The fourth proportional to 723,976,090.22, 1,086,298,119.04 and 330,623,501.78 is: 496,087,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,976,090.22 : 1,086,298,119.04 = 330,623,501.78 : x
  2. Step 2: Convert to fraction form
    723,976,090.22/1,086,298,119.04 = 330,623,501.78/x
  3. Step 3: Cross multiply
    723,976,090.22x = 1,086,298,119.04 × 330,623,501.78
  4. Step 4: Simplify right side
    723,976,090.22x = 359,155,688,094,032,064
  5. Step 5: Solve for x
    x = 359,155,688,094,032,064/723,976,090.22
  6. Step 6: Final answer
    x = 496,087,775.47

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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.