Home / 554,133,257.40-831,329,239.86-160,668,314.04

Finding the Fourth Proportional to 554,133,257.40, 831,329,239.86 and 160,668,314.04

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Solution

The fourth proportional to 554,133,257.40, 831,329,239.86 and 160,668,314.04 is: 241,039,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,133,257.40 : 831,329,239.86 = 160,668,314.04 : x
  2. Step 2: Convert to fraction form
    554,133,257.40/831,329,239.86 = 160,668,314.04/x
  3. Step 3: Cross multiply
    554,133,257.40x = 831,329,239.86 × 160,668,314.04
  4. Step 4: Simplify right side
    554,133,257.40x = 133,568,267,380,460,960
  5. Step 5: Solve for x
    x = 133,568,267,380,460,960/554,133,257.40
  6. Step 6: Final answer
    x = 241,039,976.57

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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.