Home / 326,497,958.40-490,277,779.20-236,254,886.40

Finding the Fourth Proportional to 326,497,958.40, 490,277,779.20 and 236,254,886.40

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Solution

The fourth proportional to 326,497,958.40, 490,277,779.20 and 236,254,886.40 is: 354,766,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,497,958.40 : 490,277,779.20 = 236,254,886.40 : x
  2. Step 2: Convert to fraction form
    326,497,958.40/490,277,779.20 = 236,254,886.40/x
  3. Step 3: Cross multiply
    326,497,958.40x = 490,277,779.20 × 236,254,886.40
  4. Step 4: Simplify right side
    326,497,958.40x = 115,830,521,029,340,288
  5. Step 5: Solve for x
    x = 115,830,521,029,340,288/326,497,958.40
  6. Step 6: Final answer
    x = 354,766,448.15

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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.