Home / 289,628,827.74-434,433,626.10-125,866,741.29

Finding the Fourth Proportional to 289,628,827.74, 434,433,626.10 and 125,866,741.29

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Solution

The fourth proportional to 289,628,827.74, 434,433,626.10 and 125,866,741.29 is: 188,795,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,628,827.74 : 434,433,626.10 = 125,866,741.29 : x
  2. Step 2: Convert to fraction form
    289,628,827.74/434,433,626.10 = 125,866,741.29/x
  3. Step 3: Cross multiply
    289,628,827.74x = 434,433,626.10 × 125,866,741.29
  4. Step 4: Simplify right side
    289,628,827.74x = 54,680,744,822,376,168
  5. Step 5: Solve for x
    x = 54,680,744,822,376,168/289,628,827.74
  6. Step 6: Final answer
    x = 188,795,933.23

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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.