Home / 104,428,339.90-156,642,553.59-39,717,196.90

Finding the Fourth Proportional to 104,428,339.90, 156,642,553.59 and 39,717,196.90

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Solution

The fourth proportional to 104,428,339.90, 156,642,553.59 and 39,717,196.90 is: 59,575,811.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,428,339.90 : 156,642,553.59 = 39,717,196.90 : x
  2. Step 2: Convert to fraction form
    104,428,339.90/156,642,553.59 = 39,717,196.90/x
  3. Step 3: Cross multiply
    104,428,339.90x = 156,642,553.59 × 39,717,196.90
  4. Step 4: Simplify right side
    104,428,339.90x = 6,221,403,143,312,286
  5. Step 5: Solve for x
    x = 6,221,403,143,312,286/104,428,339.90
  6. Step 6: Final answer
    x = 59,575,811.98

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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.