Home / 385,967,223.60-578,950,835.40-367,155,524.40

Finding the Fourth Proportional to 385,967,223.60, 578,950,835.40 and 367,155,524.40

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Solution

The fourth proportional to 385,967,223.60, 578,950,835.40 and 367,155,524.40 is: 550,733,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,967,223.60 : 578,950,835.40 = 367,155,524.40 : x
  2. Step 2: Convert to fraction form
    385,967,223.60/578,950,835.40 = 367,155,524.40/x
  3. Step 3: Cross multiply
    385,967,223.60x = 578,950,835.40 × 367,155,524.40
  4. Step 4: Simplify right side
    385,967,223.60x = 212,564,997,573,105,056
  5. Step 5: Solve for x
    x = 212,564,997,573,105,056/385,967,223.60
  6. Step 6: Final answer
    x = 550,733,286.60

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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.