Home / 293,327,909.28-439,718,333.25-99,103,495.62

Finding the Fourth Proportional to 293,327,909.28, 439,718,333.25 and 99,103,495.62

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Solution

The fourth proportional to 293,327,909.28, 439,718,333.25 and 99,103,495.62 is: 148,562,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,327,909.28 : 439,718,333.25 = 99,103,495.62 : x
  2. Step 2: Convert to fraction form
    293,327,909.28/439,718,333.25 = 99,103,495.62/x
  3. Step 3: Cross multiply
    293,327,909.28x = 439,718,333.25 × 99,103,495.62
  4. Step 4: Simplify right side
    293,327,909.28x = 43,577,623,913,275,080
  5. Step 5: Solve for x
    x = 43,577,623,913,275,080/293,327,909.28
  6. Step 6: Final answer
    x = 148,562,828.61

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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.