Home / 366,909,437.85-550,364,156.78-338,849,353.05

Finding the Fourth Proportional to 366,909,437.85, 550,364,156.78 and 338,849,353.05

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Solution

The fourth proportional to 366,909,437.85, 550,364,156.78 and 338,849,353.05 is: 508,274,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,909,437.85 : 550,364,156.78 = 338,849,353.05 : x
  2. Step 2: Convert to fraction form
    366,909,437.85/550,364,156.78 = 338,849,353.05/x
  3. Step 3: Cross multiply
    366,909,437.85x = 550,364,156.78 × 338,849,353.05
  4. Step 4: Simplify right side
    366,909,437.85x = 186,490,538,465,117,536
  5. Step 5: Solve for x
    x = 186,490,538,465,117,536/366,909,437.85
  6. Step 6: Final answer
    x = 508,274,029.58

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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.