Home / 326,308,368.17-489,135,279.80-151,554,127.96

Finding the Fourth Proportional to 326,308,368.17, 489,135,279.80 and 151,554,127.96

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Solution

The fourth proportional to 326,308,368.17, 489,135,279.80 and 151,554,127.96 is: 227,179,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,308,368.17 : 489,135,279.80 = 151,554,127.96 : x
  2. Step 2: Convert to fraction form
    326,308,368.17/489,135,279.80 = 151,554,127.96/x
  3. Step 3: Cross multiply
    326,308,368.17x = 489,135,279.80 × 151,554,127.96
  4. Step 4: Simplify right side
    326,308,368.17x = 74,130,470,784,559,616
  5. Step 5: Solve for x
    x = 74,130,470,784,559,616/326,308,368.17
  6. Step 6: Final answer
    x = 227,179,190.04

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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.