Home / 585,583,241.03-878,520,242.31-290,616,795.45

Finding the Fourth Proportional to 585,583,241.03, 878,520,242.31 and 290,616,795.45

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Solution

The fourth proportional to 585,583,241.03, 878,520,242.31 and 290,616,795.45 is: 435,997,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,583,241.03 : 878,520,242.31 = 290,616,795.45 : x
  2. Step 2: Convert to fraction form
    585,583,241.03/878,520,242.31 = 290,616,795.45/x
  3. Step 3: Cross multiply
    585,583,241.03x = 878,520,242.31 × 290,616,795.45
  4. Step 4: Simplify right side
    585,583,241.03x = 255,312,737,558,089,664
  5. Step 5: Solve for x
    x = 255,312,737,558,089,664/585,583,241.03
  6. Step 6: Final answer
    x = 435,997,343.62

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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.