Home / 194,029,006.40-291,083,944.80-64,676,801.60

Finding the Fourth Proportional to 194,029,006.40, 291,083,944.80 and 64,676,801.60

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Solution

The fourth proportional to 194,029,006.40, 291,083,944.80 and 64,676,801.60 is: 97,028,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,029,006.40 : 291,083,944.80 = 64,676,801.60 : x
  2. Step 2: Convert to fraction form
    194,029,006.40/291,083,944.80 = 64,676,801.60/x
  3. Step 3: Cross multiply
    194,029,006.40x = 291,083,944.80 × 64,676,801.60
  4. Step 4: Simplify right side
    194,029,006.40x = 18,826,378,546,774,952
  5. Step 5: Solve for x
    x = 18,826,378,546,774,952/194,029,006.40
  6. Step 6: Final answer
    x = 97,028,680.90

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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.