Home / 293,126,530.60-439,689,795.90-286,408,066.60

Finding the Fourth Proportional to 293,126,530.60, 439,689,795.90 and 286,408,066.60

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Solution

The fourth proportional to 293,126,530.60, 439,689,795.90 and 286,408,066.60 is: 429,612,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,126,530.60 : 439,689,795.90 = 286,408,066.60 : x
  2. Step 2: Convert to fraction form
    293,126,530.60/439,689,795.90 = 286,408,066.60/x
  3. Step 3: Cross multiply
    293,126,530.60x = 439,689,795.90 × 286,408,066.60
  4. Step 4: Simplify right side
    293,126,530.60x = 125,930,704,347,467,616
  5. Step 5: Solve for x
    x = 125,930,704,347,467,616/293,126,530.60
  6. Step 6: Final answer
    x = 429,612,099.90

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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.