Home / 361,085,064,900.34-498,267,770,659.26-212,575,386,742.76

Finding the Fourth Proportional to 361,085,064,900.34, 498,267,770,659.26 and 212,575,386,742.76

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Solution

The fourth proportional to 361,085,064,900.34, 498,267,770,659.26 and 212,575,386,742.76 is: 293,336,596,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,085,064,900.34 : 498,267,770,659.26 = 212,575,386,742.76 : x
  2. Step 2: Convert to fraction form
    361,085,064,900.34/498,267,770,659.26 = 212,575,386,742.76/x
  3. Step 3: Cross multiply
    361,085,064,900.34x = 498,267,770,659.26 × 212,575,386,742.76
  4. Step 4: Simplify right side
    361,085,064,900.34x = 105,919,464,049,345,040,482,304
  5. Step 5: Solve for x
    x = 105,919,464,049,345,040,482,304/361,085,064,900.34
  6. Step 6: Final answer
    x = 293,336,596,678.62

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Double scale
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1.5x scale

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.