Home / 105,253,780.08-157,891,497.36-39,730,109.64

Finding the Fourth Proportional to 105,253,780.08, 157,891,497.36 and 39,730,109.64

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Solution

The fourth proportional to 105,253,780.08, 157,891,497.36 and 39,730,109.64 is: 59,599,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,253,780.08 : 157,891,497.36 = 39,730,109.64 : x
  2. Step 2: Convert to fraction form
    105,253,780.08/157,891,497.36 = 39,730,109.64/x
  3. Step 3: Cross multiply
    105,253,780.08x = 157,891,497.36 × 39,730,109.64
  4. Step 4: Simplify right side
    105,253,780.08x = 6,273,046,501,336,571
  5. Step 5: Solve for x
    x = 6,273,046,501,336,571/105,253,780.08
  6. Step 6: Final answer
    x = 59,599,251.41

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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.