Home / 360,897,870.15-541,463,390.06-166,936,519.89

Finding the Fourth Proportional to 360,897,870.15, 541,463,390.06 and 166,936,519.89

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Solution

The fourth proportional to 360,897,870.15, 541,463,390.06 and 166,936,519.89 is: 250,458,707.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,897,870.15 : 541,463,390.06 = 166,936,519.89 : x
  2. Step 2: Convert to fraction form
    360,897,870.15/541,463,390.06 = 166,936,519.89/x
  3. Step 3: Cross multiply
    360,897,870.15x = 541,463,390.06 × 166,936,519.89
  4. Step 4: Simplify right side
    360,897,870.15x = 90,390,013,983,623,312
  5. Step 5: Solve for x
    x = 90,390,013,983,623,312/360,897,870.15
  6. Step 6: Final answer
    x = 250,458,707.19

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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.