Home / 64,152,030.80-96,228,046.20-53,381,493.20

Finding the Fourth Proportional to 64,152,030.80, 96,228,046.20 and 53,381,493.20

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Solution

The fourth proportional to 64,152,030.80, 96,228,046.20 and 53,381,493.20 is: 80,072,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,030.80 : 96,228,046.20 = 53,381,493.20 : x
  2. Step 2: Convert to fraction form
    64,152,030.80/96,228,046.20 = 53,381,493.20/x
  3. Step 3: Cross multiply
    64,152,030.80x = 96,228,046.20 × 53,381,493.20
  4. Step 4: Simplify right side
    64,152,030.80x = 5,136,796,793,874,586
  5. Step 5: Solve for x
    x = 5,136,796,793,874,586/64,152,030.80
  6. Step 6: Final answer
    x = 80,072,239.80

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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.