Home / 146,927,813.12-202,761,820.60-80,849,732.93

Finding the Fourth Proportional to 146,927,813.12, 202,761,820.60 and 80,849,732.93

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Solution

The fourth proportional to 146,927,813.12, 202,761,820.60 and 80,849,732.93 is: 111,573,423.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,927,813.12 : 202,761,820.60 = 80,849,732.93 : x
  2. Step 2: Convert to fraction form
    146,927,813.12/202,761,820.60 = 80,849,732.93/x
  3. Step 3: Cross multiply
    146,927,813.12x = 202,761,820.60 × 80,849,732.93
  4. Step 4: Simplify right side
    146,927,813.12x = 16,393,239,043,338,800
  5. Step 5: Solve for x
    x = 16,393,239,043,338,800/146,927,813.12
  6. Step 6: Final answer
    x = 111,573,423.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.