Home / 64,162,300.80-96,231,641.40-39,857,732.40

Finding the Fourth Proportional to 64,162,300.80, 96,231,641.40 and 39,857,732.40

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Solution

The fourth proportional to 64,162,300.80, 96,231,641.40 and 39,857,732.40 is: 59,779,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162,300.80 : 96,231,641.40 = 39,857,732.40 : x
  2. Step 2: Convert to fraction form
    64,162,300.80/96,231,641.40 = 39,857,732.40/x
  3. Step 3: Cross multiply
    64,162,300.80x = 96,231,641.40 × 39,857,732.40
  4. Step 4: Simplify right side
    64,162,300.80x = 3,835,575,011,333,961.50
  5. Step 5: Solve for x
    x = 3,835,575,011,333,961.50/64,162,300.80
  6. Step 6: Final answer
    x = 59,779,262.33

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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.