Home / 214,551,330.40-321,826,995.60-52,993,266.40

Finding the Fourth Proportional to 214,551,330.40, 321,826,995.60 and 52,993,266.40

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Solution

The fourth proportional to 214,551,330.40, 321,826,995.60 and 52,993,266.40 is: 79,489,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,551,330.40 : 321,826,995.60 = 52,993,266.40 : x
  2. Step 2: Convert to fraction form
    214,551,330.40/321,826,995.60 = 52,993,266.40/x
  3. Step 3: Cross multiply
    214,551,330.40x = 321,826,995.60 × 52,993,266.40
  4. Step 4: Simplify right side
    214,551,330.40x = 17,054,663,712,542,428
  5. Step 5: Solve for x
    x = 17,054,663,712,542,428/214,551,330.40
  6. Step 6: Final answer
    x = 79,489,899.60

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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.