Home / 609,724,614.66-841,419,968.14-345,406,607.70

Finding the Fourth Proportional to 609,724,614.66, 841,419,968.14 and 345,406,607.70

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Solution

The fourth proportional to 609,724,614.66, 841,419,968.14 and 345,406,607.70 is: 476,661,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,724,614.66 : 841,419,968.14 = 345,406,607.70 : x
  2. Step 2: Convert to fraction form
    609,724,614.66/841,419,968.14 = 345,406,607.70/x
  3. Step 3: Cross multiply
    609,724,614.66x = 841,419,968.14 × 345,406,607.70
  4. Step 4: Simplify right side
    609,724,614.66x = 290,632,016,844,540,352
  5. Step 5: Solve for x
    x = 290,632,016,844,540,352/609,724,614.66
  6. Step 6: Final answer
    x = 476,661,118.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.