Home / 316,608,856.50-436,909,658.76-175,474,062.84

Finding the Fourth Proportional to 316,608,856.50, 436,909,658.76 and 175,474,062.84

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Solution

The fourth proportional to 316,608,856.50, 436,909,658.76 and 175,474,062.84 is: 242,148,352.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,608,856.50 : 436,909,658.76 = 175,474,062.84 : x
  2. Step 2: Convert to fraction form
    316,608,856.50/436,909,658.76 = 175,474,062.84/x
  3. Step 3: Cross multiply
    316,608,856.50x = 436,909,658.76 × 175,474,062.84
  4. Step 4: Simplify right side
    316,608,856.50x = 76,666,312,916,655,200
  5. Step 5: Solve for x
    x = 76,666,312,916,655,200/316,608,856.50
  6. Step 6: Final answer
    x = 242,148,352.27

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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.