Home / 152,083,988.20-227,958,020.70-83,975,559.40

Finding the Fourth Proportional to 152,083,988.20, 227,958,020.70 and 83,975,559.40

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Solution

The fourth proportional to 152,083,988.20, 227,958,020.70 and 83,975,559.40 is: 125,870,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,083,988.20 : 227,958,020.70 = 83,975,559.40 : x
  2. Step 2: Convert to fraction form
    152,083,988.20/227,958,020.70 = 83,975,559.40/x
  3. Step 3: Cross multiply
    152,083,988.20x = 227,958,020.70 × 83,975,559.40
  4. Step 4: Simplify right side
    152,083,988.20x = 19,142,902,307,999,280
  5. Step 5: Solve for x
    x = 19,142,902,307,999,280/152,083,988.20
  6. Step 6: Final answer
    x = 125,870,596.47

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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.