Home / 469,909,304.05-647,826,866.03-374,862,410.38

Finding the Fourth Proportional to 469,909,304.05, 647,826,866.03 and 374,862,410.38

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Solution

The fourth proportional to 469,909,304.05, 647,826,866.03 and 374,862,410.38 is: 516,793,216.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,909,304.05 : 647,826,866.03 = 374,862,410.38 : x
  2. Step 2: Convert to fraction form
    469,909,304.05/647,826,866.03 = 374,862,410.38/x
  3. Step 3: Cross multiply
    469,909,304.05x = 647,826,866.03 × 374,862,410.38
  4. Step 4: Simplify right side
    469,909,304.05x = 242,845,940,506,703,840
  5. Step 5: Solve for x
    x = 242,845,940,506,703,840/469,909,304.05
  6. Step 6: Final answer
    x = 516,793,216.08

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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.