Home / 214,023,774.40-321,035,661.60-52,465,710.40

Finding the Fourth Proportional to 214,023,774.40, 321,035,661.60 and 52,465,710.40

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Solution

The fourth proportional to 214,023,774.40, 321,035,661.60 and 52,465,710.40 is: 78,698,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,023,774.40 : 321,035,661.60 = 52,465,710.40 : x
  2. Step 2: Convert to fraction form
    214,023,774.40/321,035,661.60 = 52,465,710.40/x
  3. Step 3: Cross multiply
    214,023,774.40x = 321,035,661.60 × 52,465,710.40
  4. Step 4: Simplify right side
    214,023,774.40x = 16,843,364,049,578,002
  5. Step 5: Solve for x
    x = 16,843,364,049,578,002/214,023,774.40
  6. Step 6: Final answer
    x = 78,698,565.60

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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.