Home / 214,619,407.20-321,929,110.80-180,182,030.40

Finding the Fourth Proportional to 214,619,407.20, 321,929,110.80 and 180,182,030.40

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Solution

The fourth proportional to 214,619,407.20, 321,929,110.80 and 180,182,030.40 is: 270,273,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,619,407.20 : 321,929,110.80 = 180,182,030.40 : x
  2. Step 2: Convert to fraction form
    214,619,407.20/321,929,110.80 = 180,182,030.40/x
  3. Step 3: Cross multiply
    214,619,407.20x = 321,929,110.80 × 180,182,030.40
  4. Step 4: Simplify right side
    214,619,407.20x = 58,005,840,828,810,576
  5. Step 5: Solve for x
    x = 58,005,840,828,810,576/214,619,407.20
  6. Step 6: Final answer
    x = 270,273,045.60

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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.