Home / 162,724,818.67-244,170,683.93-79,724,990.23

Finding the Fourth Proportional to 162,724,818.67, 244,170,683.93 and 79,724,990.23

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Solution

The fourth proportional to 162,724,818.67, 244,170,683.93 and 79,724,990.23 is: 119,628,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,724,818.67 : 244,170,683.93 = 79,724,990.23 : x
  2. Step 2: Convert to fraction form
    162,724,818.67/244,170,683.93 = 79,724,990.23/x
  3. Step 3: Cross multiply
    162,724,818.67x = 244,170,683.93 × 79,724,990.23
  4. Step 4: Simplify right side
    162,724,818.67x = 19,466,505,390,771,668
  5. Step 5: Solve for x
    x = 19,466,505,390,771,668/162,724,818.67
  6. Step 6: Final answer
    x = 119,628,373.53

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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.