Home / 92,864,533.20-139,296,799.80-52,553,749.20

Finding the Fourth Proportional to 92,864,533.20, 139,296,799.80 and 52,553,749.20

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Solution

The fourth proportional to 92,864,533.20, 139,296,799.80 and 52,553,749.20 is: 78,830,623.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,864,533.20 : 139,296,799.80 = 52,553,749.20 : x
  2. Step 2: Convert to fraction form
    92,864,533.20/139,296,799.80 = 52,553,749.20/x
  3. Step 3: Cross multiply
    92,864,533.20x = 139,296,799.80 × 52,553,749.20
  4. Step 4: Simplify right side
    92,864,533.20x = 7,320,569,081,051,811
  5. Step 5: Solve for x
    x = 7,320,569,081,051,811/92,864,533.20
  6. Step 6: Final answer
    x = 78,830,623.80

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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.