Home / 177,921,053.70-266,433,682.95-117,006,980.10

Finding the Fourth Proportional to 177,921,053.70, 266,433,682.95 and 117,006,980.10

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Solution

The fourth proportional to 177,921,053.70, 266,433,682.95 and 117,006,980.10 is: 175,215,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,921,053.70 : 266,433,682.95 = 117,006,980.10 : x
  2. Step 2: Convert to fraction form
    177,921,053.70/266,433,682.95 = 117,006,980.10/x
  3. Step 3: Cross multiply
    177,921,053.70x = 266,433,682.95 × 117,006,980.10
  4. Step 4: Simplify right side
    177,921,053.70x = 31,174,600,638,900,356
  5. Step 5: Solve for x
    x = 31,174,600,638,900,356/177,921,053.70
  6. Step 6: Final answer
    x = 175,215,917.34

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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.