Home / 290,084,558.80-435,126,838.20-232,688,930.80

Finding the Fourth Proportional to 290,084,558.80, 435,126,838.20 and 232,688,930.80

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Solution

The fourth proportional to 290,084,558.80, 435,126,838.20 and 232,688,930.80 is: 349,033,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,084,558.80 : 435,126,838.20 = 232,688,930.80 : x
  2. Step 2: Convert to fraction form
    290,084,558.80/435,126,838.20 = 232,688,930.80/x
  3. Step 3: Cross multiply
    290,084,558.80x = 435,126,838.20 × 232,688,930.80
  4. Step 4: Simplify right side
    290,084,558.80x = 101,249,198,743,142,592
  5. Step 5: Solve for x
    x = 101,249,198,743,142,592/290,084,558.80
  6. Step 6: Final answer
    x = 349,033,396.20

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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.