Home / 409,293,460,751.48-564,787,071,216.78-226,386,625,746.96

Finding the Fourth Proportional to 409,293,460,751.48, 564,787,071,216.78 and 226,386,625,746.96

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Solution

The fourth proportional to 409,293,460,751.48, 564,787,071,216.78 and 226,386,625,746.96 is: 312,392,577,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,293,460,751.48 : 564,787,071,216.78 = 226,386,625,746.96 : x
  2. Step 2: Convert to fraction form
    409,293,460,751.48/564,787,071,216.78 = 226,386,625,746.96/x
  3. Step 3: Cross multiply
    409,293,460,751.48x = 564,787,071,216.78 × 226,386,625,746.96
  4. Step 4: Simplify right side
    409,293,460,751.48x = 127,860,239,318,274,816,344,064
  5. Step 5: Solve for x
    x = 127,860,239,318,274,816,344,064/409,293,460,751.48
  6. Step 6: Final answer
    x = 312,392,577,891.47

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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.