Home / 293,126,529.60-439,689,794.40-286,408,065.60

Finding the Fourth Proportional to 293,126,529.60, 439,689,794.40 and 286,408,065.60

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Solution

The fourth proportional to 293,126,529.60, 439,689,794.40 and 286,408,065.60 is: 429,612,098.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,126,529.60 : 439,689,794.40 = 286,408,065.60 : x
  2. Step 2: Convert to fraction form
    293,126,529.60/439,689,794.40 = 286,408,065.60/x
  3. Step 3: Cross multiply
    293,126,529.60x = 439,689,794.40 × 286,408,065.60
  4. Step 4: Simplify right side
    293,126,529.60x = 125,930,703,478,165,712
  5. Step 5: Solve for x
    x = 125,930,703,478,165,712/293,126,529.60
  6. Step 6: Final answer
    x = 429,612,098.40

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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.