Home / 468,111,691.20-646,428,367.08-350,432,720.40

Finding the Fourth Proportional to 468,111,691.20, 646,428,367.08 and 350,432,720.40

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Solution

The fourth proportional to 468,111,691.20, 646,428,367.08 and 350,432,720.40 is: 483,922,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,111,691.20 : 646,428,367.08 = 350,432,720.40 : x
  2. Step 2: Convert to fraction form
    468,111,691.20/646,428,367.08 = 350,432,720.40/x
  3. Step 3: Cross multiply
    468,111,691.20x = 646,428,367.08 × 350,432,720.40
  4. Step 4: Simplify right side
    468,111,691.20x = 226,529,651,219,574,208
  5. Step 5: Solve for x
    x = 226,529,651,219,574,208/468,111,691.20
  6. Step 6: Final answer
    x = 483,922,225.14

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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.