Home / 283,549,856.40-425,324,784.60-68,139,104.40

Finding the Fourth Proportional to 283,549,856.40, 425,324,784.60 and 68,139,104.40

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Solution

The fourth proportional to 283,549,856.40, 425,324,784.60 and 68,139,104.40 is: 102,208,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,549,856.40 : 425,324,784.60 = 68,139,104.40 : x
  2. Step 2: Convert to fraction form
    283,549,856.40/425,324,784.60 = 68,139,104.40/x
  3. Step 3: Cross multiply
    283,549,856.40x = 425,324,784.60 × 68,139,104.40
  4. Step 4: Simplify right side
    283,549,856.40x = 28,981,249,901,766,916
  5. Step 5: Solve for x
    x = 28,981,249,901,766,916/283,549,856.40
  6. Step 6: Final answer
    x = 102,208,656.60

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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.