Home / 211,900,932.32-292,447,503.59-117,824,459.18

Finding the Fourth Proportional to 211,900,932.32, 292,447,503.59 and 117,824,459.18

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Solution

The fourth proportional to 211,900,932.32, 292,447,503.59 and 117,824,459.18 is: 162,611,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,900,932.32 : 292,447,503.59 = 117,824,459.18 : x
  2. Step 2: Convert to fraction form
    211,900,932.32/292,447,503.59 = 117,824,459.18/x
  3. Step 3: Cross multiply
    211,900,932.32x = 292,447,503.59 × 117,824,459.18
  4. Step 4: Simplify right side
    211,900,932.32x = 34,457,468,946,981,496
  5. Step 5: Solve for x
    x = 34,457,468,946,981,496/211,900,932.32
  6. Step 6: Final answer
    x = 162,611,219.17

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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.