Home / 297,872,614.40-411,067,926.80-163,925,941.28

Finding the Fourth Proportional to 297,872,614.40, 411,067,926.80 and 163,925,941.28

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Solution

The fourth proportional to 297,872,614.40, 411,067,926.80 and 163,925,941.28 is: 226,219,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,872,614.40 : 411,067,926.80 = 163,925,941.28 : x
  2. Step 2: Convert to fraction form
    297,872,614.40/411,067,926.80 = 163,925,941.28/x
  3. Step 3: Cross multiply
    297,872,614.40x = 411,067,926.80 × 163,925,941.28
  4. Step 4: Simplify right side
    297,872,614.40x = 67,384,696,830,916,184
  5. Step 5: Solve for x
    x = 67,384,696,830,916,184/297,872,614.40
  6. Step 6: Final answer
    x = 226,219,845.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.