Home / 409,293,465,977.04-564,787,078,416.90-226,386,630,955.56

Finding the Fourth Proportional to 409,293,465,977.04, 564,787,078,416.90 and 226,386,630,955.56

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Solution

The fourth proportional to 409,293,465,977.04, 564,787,078,416.90 and 226,386,630,955.56 is: 312,392,585,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,293,465,977.04 : 564,787,078,416.90 = 226,386,630,955.56 : x
  2. Step 2: Convert to fraction form
    409,293,465,977.04/564,787,078,416.90 = 226,386,630,955.56/x
  3. Step 3: Cross multiply
    409,293,465,977.04x = 564,787,078,416.90 × 226,386,630,955.56
  4. Step 4: Simplify right side
    409,293,465,977.04x = 127,860,243,890,035,675,365,376
  5. Step 5: Solve for x
    x = 127,860,243,890,035,675,365,376/409,293,465,977.04
  6. Step 6: Final answer
    x = 312,392,585,072.95

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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.