Home / 191,644,824.70-287,467,237.05-53,470,164.70

Finding the Fourth Proportional to 191,644,824.70, 287,467,237.05 and 53,470,164.70

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Solution

The fourth proportional to 191,644,824.70, 287,467,237.05 and 53,470,164.70 is: 80,205,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,644,824.70 : 287,467,237.05 = 53,470,164.70 : x
  2. Step 2: Convert to fraction form
    191,644,824.70/287,467,237.05 = 53,470,164.70/x
  3. Step 3: Cross multiply
    191,644,824.70x = 287,467,237.05 × 53,470,164.70
  4. Step 4: Simplify right side
    191,644,824.70x = 15,370,920,510,917,444
  5. Step 5: Solve for x
    x = 15,370,920,510,917,444/191,644,824.70
  6. Step 6: Final answer
    x = 80,205,247.05

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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.