Home / 337,511,985.12-508,797,699.23-315,013,347.36

Finding the Fourth Proportional to 337,511,985.12, 508,797,699.23 and 315,013,347.36

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Solution

The fourth proportional to 337,511,985.12, 508,797,699.23 and 315,013,347.36 is: 474,881,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,511,985.12 : 508,797,699.23 = 315,013,347.36 : x
  2. Step 2: Convert to fraction form
    337,511,985.12/508,797,699.23 = 315,013,347.36/x
  3. Step 3: Cross multiply
    337,511,985.12x = 508,797,699.23 × 315,013,347.36
  4. Step 4: Simplify right side
    337,511,985.12x = 160,278,066,364,296,352
  5. Step 5: Solve for x
    x = 160,278,066,364,296,352/337,511,985.12
  6. Step 6: Final answer
    x = 474,881,110.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.