Home / 177,644,675.40-266,914,910.70-112,979,459.40

Finding the Fourth Proportional to 177,644,675.40, 266,914,910.70 and 112,979,459.40

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Solution

The fourth proportional to 177,644,675.40, 266,914,910.70 and 112,979,459.40 is: 169,754,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,644,675.40 : 266,914,910.70 = 112,979,459.40 : x
  2. Step 2: Convert to fraction form
    177,644,675.40/266,914,910.70 = 112,979,459.40/x
  3. Step 3: Cross multiply
    177,644,675.40x = 266,914,910.70 × 112,979,459.40
  4. Step 4: Simplify right side
    177,644,675.40x = 30,155,902,316,685,276
  5. Step 5: Solve for x
    x = 30,155,902,316,685,276/177,644,675.40
  6. Step 6: Final answer
    x = 169,754,045.53

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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.