Home / 295,315,868.40-443,068,434.63-206,776,666.50

Finding the Fourth Proportional to 295,315,868.40, 443,068,434.63 and 206,776,666.50

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Solution

The fourth proportional to 295,315,868.40, 443,068,434.63 and 206,776,666.50 is: 310,231,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,315,868.40 : 443,068,434.63 = 206,776,666.50 : x
  2. Step 2: Convert to fraction form
    295,315,868.40/443,068,434.63 = 206,776,666.50/x
  3. Step 3: Cross multiply
    295,315,868.40x = 443,068,434.63 × 206,776,666.50
  4. Step 4: Simplify right side
    295,315,868.40x = 91,616,213,944,164,560
  5. Step 5: Solve for x
    x = 91,616,213,944,164,560/295,315,868.40
  6. Step 6: Final answer
    x = 310,231,259.97

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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.