Home / 141,966,186.30-212,949,279.45-117,732,476.70

Finding the Fourth Proportional to 141,966,186.30, 212,949,279.45 and 117,732,476.70

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Solution

The fourth proportional to 141,966,186.30, 212,949,279.45 and 117,732,476.70 is: 176,598,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,966,186.30 : 212,949,279.45 = 117,732,476.70 : x
  2. Step 2: Convert to fraction form
    141,966,186.30/212,949,279.45 = 117,732,476.70/x
  3. Step 3: Cross multiply
    141,966,186.30x = 212,949,279.45 × 117,732,476.70
  4. Step 4: Simplify right side
    141,966,186.30x = 25,071,046,081,128,912
  5. Step 5: Solve for x
    x = 25,071,046,081,128,912/141,966,186.30
  6. Step 6: Final answer
    x = 176,598,715.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.