Home / 176,452,870.37-243,556,240.84-117,715,390.58

Finding the Fourth Proportional to 176,452,870.37, 243,556,240.84 and 117,715,390.58

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Solution

The fourth proportional to 176,452,870.37, 243,556,240.84 and 117,715,390.58 is: 162,481,448.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,452,870.37 : 243,556,240.84 = 117,715,390.58 : x
  2. Step 2: Convert to fraction form
    176,452,870.37/243,556,240.84 = 117,715,390.58/x
  3. Step 3: Cross multiply
    176,452,870.37x = 243,556,240.84 × 117,715,390.58
  4. Step 4: Simplify right side
    176,452,870.37x = 28,670,318,018,991,748
  5. Step 5: Solve for x
    x = 28,670,318,018,991,748/176,452,870.37
  6. Step 6: Final answer
    x = 162,481,448.78

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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.