Home / 104,976,805.90-157,465,208.85-28,307,584.30

Finding the Fourth Proportional to 104,976,805.90, 157,465,208.85 and 28,307,584.30

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Solution

The fourth proportional to 104,976,805.90, 157,465,208.85 and 28,307,584.30 is: 42,461,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,805.90 : 157,465,208.85 = 28,307,584.30 : x
  2. Step 2: Convert to fraction form
    104,976,805.90/157,465,208.85 = 28,307,584.30/x
  3. Step 3: Cross multiply
    104,976,805.90x = 157,465,208.85 × 28,307,584.30
  4. Step 4: Simplify right side
    104,976,805.90x = 4,457,459,673,838,481
  5. Step 5: Solve for x
    x = 4,457,459,673,838,481/104,976,805.90
  6. Step 6: Final answer
    x = 42,461,376.45

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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.