Home / 579,066,272.40-868,599,408.60-488,367,008.40

Finding the Fourth Proportional to 579,066,272.40, 868,599,408.60 and 488,367,008.40

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Solution

The fourth proportional to 579,066,272.40, 868,599,408.60 and 488,367,008.40 is: 732,550,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,066,272.40 : 868,599,408.60 = 488,367,008.40 : x
  2. Step 2: Convert to fraction form
    579,066,272.40/868,599,408.60 = 488,367,008.40/x
  3. Step 3: Cross multiply
    579,066,272.40x = 868,599,408.60 × 488,367,008.40
  4. Step 4: Simplify right side
    579,066,272.40x = 424,195,294,675,991,232
  5. Step 5: Solve for x
    x = 424,195,294,675,991,232/579,066,272.40
  6. Step 6: Final answer
    x = 732,550,512.60

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1.5x scale

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.