Home / 216,009,188.80-298,094,482.92-126,754,503.94

Finding the Fourth Proportional to 216,009,188.80, 298,094,482.92 and 126,754,503.94

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Solution

The fourth proportional to 216,009,188.80, 298,094,482.92 and 126,754,503.94 is: 174,922,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,009,188.80 : 298,094,482.92 = 126,754,503.94 : x
  2. Step 2: Convert to fraction form
    216,009,188.80/298,094,482.92 = 126,754,503.94/x
  3. Step 3: Cross multiply
    216,009,188.80x = 298,094,482.92 × 126,754,503.94
  4. Step 4: Simplify right side
    216,009,188.80x = 37,784,818,309,775,408
  5. Step 5: Solve for x
    x = 37,784,818,309,775,408/216,009,188.80
  6. Step 6: Final answer
    x = 174,922,273.07

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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.